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Smart Logistics with RFID-Enabled Tamper-Evident Security Bags

RFID Security Bags for Logistics: Real-Time Tracking Meets Tamper-Evident Protection

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RFID Security Bags for Logistics: Real-Time Tracking Meets Tamper-Evident Protection

RFID security bags help logistics, banking, retail, pharmaceutical, and high-value goods teams combine tamper-evident packaging with fast digital identification. Instead of treating each shipment as a sealed plastic bag that must be checked manually, RFID security bags add an embedded chip so every bag can be read, verified, and tracked across checkpoints. For companies that need tighter chain of custody, faster audits, and fewer blind spots in transit, this technology turns security packaging into a smarter supply-chain control point.

Smart Logistics with RFID-Enabled Tamper-Evident Security Bags

Why RFID Security Bags Are Becoming a Logistics Priority

Traditional tamper-evident security bags are effective because they reveal unauthorized opening through security tape, serial numbering, barcodes, void messages, or irreversible seal damage. However, many logistics workflows still depend on manual scanning and visual inspection. That creates friction when a warehouse, bank branch, cash-in-transit operator, or distribution center must verify hundreds or thousands of secure bags per day.

RFID security bags solve this gap by combining physical tamper evidence with digital traceability. Adsure’s RFID Security Bags are designed with RFID transmitter chips and the same security features used in Adsure tamper-evident bags, while still allowing customer-specific sizes, printing, numbering, and operational requirements.1

Industry practice also supports the shift. RFID-based tamper detection can reduce direct visual inspection because multiple tags can be read from a distance without line-of-sight, whereas barcode-based checking generally requires each item to be scanned directly.2 In practical terms, RFID security bags allow a logistics team to confirm bag identity, status, and movement faster, with fewer manual handling steps.

Logistics challenge Standard security bag response RFID security bags response
Manual checkpoint verification Visual check plus barcode or serial-number scan RFID read at receiving, dispatch, vehicle loading, or secure room entry
Chain-of-custody records Paper logs or manual system updates Digital bag ID tied to scan history and operator workflow
High-volume audits Slow, item-by-item inspection Batch reading where reader environment supports it
Loss prevention Evidence after seal tampering is found Earlier exception visibility when a bag fails expected scan status
WMS/ERP integration Often requires manual entry RFID event data can be mapped into warehouse or logistics systems

How RFID Security Bags Work in a Chain-of-Custody Workflow

An RFID security bag contains an RFID tag or chip that stores a unique identifier and, depending on the chosen system, may also support shipment references, handling instructions, or other data fields. At each logistics checkpoint, an RFID reader captures the bag’s identity and sends the event to a central system. The organization can then match the physical bag to its expected route, handler, location, and status.

For teams standardizing bag-level identity data, the GS1 RFID standards explain how Electronic Product Codes (EPCs) can be encoded onto RFID tags to support unique identification and supply-chain visibility.

This is the key operational difference between a normal tamper-evident bag and RFID security bags. A standard bag tells you whether a seal appears intact when someone checks it. RFID security bags help document where the bag was read, when it was read, and whether it fits the expected custody path. For high-value shipments, that added visibility can be the difference between a late investigation and an earlier exception alert.

Passive vs. Active RFID Security Bags

Most buyers ask whether they need passive or active RFID security bags. Passive RFID tags are powered by the reader signal, so they are typically more cost-efficient and suitable for checkpoint, warehouse, counter, or secure-room workflows. Active RFID tags include their own power source, so they can support longer read ranges and wider-area asset tracking, but they also raise cost and system complexity.

For many security-bag applications, passive RFID is a strong starting point because the bag only needs to be read at controlled points such as packing, dispatch, vehicle loading, delivery confirmation, evidence transfer, or cash-room intake. Active RFID may be appropriate when the organization needs wider-zone monitoring, yard visibility, or longer-distance automated reads.

RFID option Typical fit Main advantage Selection note
Passive RFID Banking deposits, retail cash bags, document custody, pharmaceutical samples, warehouse checkpoints Lower unit cost and simple checkpoint deployment Best when readers are installed at defined process points
Active RFID Large facilities, yards, high-value asset movements, long-distance monitoring Longer read range and continuous visibility potential Best when the tracking value justifies higher system cost

Key Benefits of RFID Security Bags for High-Value Goods

The first benefit is faster verification. RFID readers can identify tags without the same line-of-sight requirement that limits barcode processes, and some RFID workflows can read multiple tags in the same pass. For busy cash centers, 3PL hubs, pharmaceutical warehouses, and secure archives, this reduces queue time and creates a cleaner audit trail.

The second benefit is better chain-of-custody control. Each RFID security bag can be connected with a unique serial number, order record, route, shipment ID, or receiving event. If a bag is missing, delayed, or scanned in the wrong location, the system can flag an exception earlier than a purely manual process.

The third benefit is loss prevention and accountability. Tamper-evident packaging discourages unauthorized opening, while RFID tracking improves the evidence trail around possession and movement. This is valuable for banking, cash-in-transit, casinos, law enforcement, medical logistics, retail loss prevention, and electronics distribution.

RFID checkpoint workflow for security bags

RFID Security Bags: Applications by Industry

RFID security bags are especially useful where products are valuable, sensitive, regulated, or difficult to replace. In banking and cash-in-transit, they help identify deposits, ATM replenishment bags, and cash movements. In retail, they support store-to-bank deposits and high-loss item transfer. In pharmaceuticals and healthcare, they can reinforce custody records for controlled samples, sensitive medications, or trial materials. In legal, forensic, and government workflows, they add traceability to evidence, documents, records, and restricted materials.

Industry Typical contents Why RFID security bags help
Banking and cash-in-transit Cash, coins, ATM cassettes, deposit records Faster intake, serialized identity, stronger custody history
Retail and luxury goods Daily cash deposits, jewelry, electronics, high-value returns Loss prevention and easier exception investigation
Pharmaceuticals and healthcare Sensitive samples, controlled products, medical records Traceable custody and reduced manual handling errors
Logistics and 3PL High-value parcels, documents, replacement parts Better shipment visibility between controlled checkpoints
Law enforcement and government Evidence, restricted documents, seized property Stronger auditability and clear transfer records

Custom RFID Security Bags from Adsure

Adsure’s RFID Security Bags are positioned as high-level tamper-evident bags for transporting money and valuables. The official product range can be supplied with RFID transmitter chips, clear or opaque film options, and custom specifications.1 Standard sizes listed by Adsure include 6×9 inch, 8×10 inch, 9×12 inch, 10×13 inch, 12×15 inch, 14×19 inch, 19×24 inch, and 22×24 inch.1

For buyers, customization is not a cosmetic detail; it is part of the security design. Bag dimensions, film opacity, barcode format, RFID inlay placement, serial numbering, security message, adhesive closure, receipt tear-off, writable panels, and printed instructions all affect real-world usability. A well-designed RFID security bags program should match the reader environment, handling process, contents, and risk level.

If your team is comparing options, start with the dedicated Adsure product page for RFID-enabled bags, then review related Custom Tamper Evident Security Bags for closure styles and printed options. For buyers who need different security levels, Adsure also lists stock options such as Level 2 and Level 4 security bags on the RFID product page.1

What to Specify Before Ordering Trackable Security Bags

A clear specification helps avoid mismatched RFID performance. Before requesting a quotation, define the contents, expected bag dimensions, read points, reader type, read distance, desired data fields, WMS or ERP integration needs, and disposal or reuse policy. The RFID tag must be protected from impact, moisture, abrasion, and handling stress during the full logistics cycle.

RFID security bag specification checklist infographic

Specification area Questions to answer before production
Bag construction Should the bag be clear, opaque, single-use, reusable, heavy-duty, or document-friendly?
RFID requirement Is passive RFID enough, or does the workflow require active RFID and longer read range?
Data structure Should the tag connect to a unique serial number, shipment ID, order number, or custody record?
System integration Will RFID reads be exported into WMS, ERP, TMS, evidence management, or cash-management software?
Security print Do you need barcodes, QR codes, sequential numbering, logos, warning text, or tear-off receipts?
Testing Should samples be validated for readability, seal performance, transit durability, and operator handling?

Cost and ROI: When Trackable Security Bags Make Commercial Sense

These bags usually cost more than standard tamper-evident bags because they include RFID components and may require reader infrastructure. The business case becomes stronger when the organization has high shipment value, high inspection volume, strict compliance requirements, frequent custody disputes, or meaningful labor cost in manual verification.

A practical ROI model should compare the total process cost, not only the bag price. If the RFID-enabled format reduces manual scanning, shortens receiving time, improves inventory accuracy, prevents losses, or speeds up investigations, the payback can be higher than a simple unit-cost comparison suggests. This is especially true for cash logistics, pharmaceuticals, electronics, luxury retail, and controlled-document operations.

FAQ: Secure RFID Bags

What is an RFID security bag?

An RFID security bag is a tamper-evident bag with an embedded RFID chip or tag. The bag still provides physical tamper evidence, but the RFID component adds a digital identity that can be read at logistics checkpoints. This helps organizations track movement, verify custody, and connect each bag to shipment or inventory records.

How do trackable security bags work for logistics tracking?

RFID-enabled security bags are scanned by RFID readers at defined checkpoints such as packing, dispatch, loading, delivery, or secure-room intake. The reader captures the tag ID and sends the event to a central system. This creates a digital history of where and when the bag was handled without requiring the same line-of-sight process used by barcodes.

Can trackable security bags integrate with a warehouse management system?

Yes, RFID event data can typically be mapped into warehouse management, logistics, cash-management, or evidence-management systems. The exact integration depends on the reader hardware, middleware, tag data structure, and software environment. Adsure can help define the bag specification so it supports the customer’s operational workflow.

Are these bags reusable?

The RFID-enabled format can be designed as single-use or reusable products depending on the material, seal structure, and risk model. Single-use bags are common when irreversible tamper evidence is the priority. Reusable versions may fit closed-loop logistics where the organization can control return, inspection, and cleaning procedures.

What industries benefit most from secure RFID bags?

Banking, cash-in-transit, retail, logistics, pharmaceuticals, healthcare, law enforcement, and government departments benefit most from RFID-enabled bags. These sectors handle valuable or sensitive contents, require reliable custody records, and often need faster verification than manual inspection alone can provide.

Conclusion: Trackable Security Bags Turn Secure Packaging into Supply-Chain Infrastructure

Trackable security bags are a practical upgrade for organizations that need more than a sealed package. They combine tamper-evident protection with digital identity, checkpoint visibility, and stronger chain-of-custody records. For logistics teams managing valuable, sensitive, or regulated contents, these bags can reduce manual work, improve accountability, and create a more reliable security process from packing to final handover.

Get a Free RFID Security Bags Quote Today »

Reviewed by: Adsure Packaging Technical Team

Trademark Disclaimer: Autobag®, SidePouch®, and FAS SPRint Revolution™ are trademarks of Automated Packaging Systems, Inc. (a Sealed Air company). Adsure Packaging is not affiliated with, endorsed by, or authorized by Sealed Air Corporation or Automated Packaging Systems. All compatible products are independently manufactured by Adsure Packaging.

References

Bank employee sealing a safe deposit box key inside a tamper-evident key bag in front of vault lockers

Tamper Evident Key Bags for Secure Key Custody

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Introduction: Why Key Custody Needs Visible Evidence

Tamper evident key bags are designed for a simple but important operational question: can your team prove that a key was stored, transferred, returned, or temporarily held without unauthorized access? In banks, hotels, property management offices, safe rooms, casinos, and facility security departments, a single safe deposit box key, safe key, spare key, or high-security access key may control assets far more valuable than the key itself. When that key moves between people, shifts, departments, or locations, the risk is not only loss. The larger risk is an undocumented opening, substitution, exchange, or handover dispute.

A standard envelope can hold a key, but it does not show whether the envelope was opened. A lockbox can store keys, but it does not always prove what happened during temporary custody or transfer. Tamper evident key bags add a visible inspection point to the process. Once the key is placed inside and the seal is closed, any opening attempt should leave visible evidence on the seal area. When the bag also includes a Key Bag ID, QR code area, serial number, and writable tracking fields, it becomes more than packaging. It becomes a compact custody record that supports disciplined key-control workflows.

NIST defines chain of custody as a process for tracking the movement of evidence by documenting each person who handled it, the transfer date and time, and the purpose of the transfer.1

Although that definition is written for evidence handling, the same principle applies to high-value keys. A key custody process should make every transfer identifiable, verifiable, and reviewable. For organizations that manage safe deposit box keys, master keys, spare keys, contractor keys, or restricted-area access keys, tamper evident key bags provide a practical way to connect the physical key with a written or digital record.

What Are Tamper Evident Key Bags?

Tamper evident key bags are small-format security bags made to hold one safe deposit box key, safe key, spare key, hotel master key, restricted-access key, or other high-security key. Unlike ordinary zip bags or paper envelopes, they combine a tamper-evident closure with printed identification and custody fields so staff can check both the seal condition and the handover record before accepting the key.

For a bank branch, the bag may support safe deposit box procedures, temporary key return, dual-control storage, or after-hours custody. For a hotel, it may support master key handover between shifts. For a property management office, it may support tenant unit keys, emergency access keys, contractor handover, and return verification. In each environment, the bag helps reduce ambiguity because the receiving operator can inspect the seal, match the Key Bag ID with the log, and confirm whether the written custody fields are complete.

Key Bag Element Operational Purpose Typical User Benefit
Tamper-evident seal Shows visible evidence if the bag has been opened Helps staff reject suspicious, previously opened, or undocumented keys
Key Bag ID / serial number Gives each bag a unique identity Supports logbook, spreadsheet, ERP, or QR-based tracking
QR code area Links the physical bag to a digital record Speeds up scanning, lookup, and internal audit workflows
Writable custody fields Records sender, receiver, date, time, location, and purpose Creates a simple handover record at each transfer point
Clear or opaque film option Balances visibility and confidentiality Allows quick visual confirmation or discreet storage
Compact single-key size Fits one key without unnecessary space Reduces mixing, bulk, and handover confusion

Data Context: Why Key Custody Is an Operational-Scale Issue

Secure key control is not only a product-design issue; it is an operational-scale issue. Hotels, multifamily properties, banks, property offices, and restricted-access facilities all manage physical keys or access credentials across repeated handover points. Public industry data helps show the size of these environments. AHLA reports more than 64,000 lodging properties and 5.7 million guest rooms in the United States, NMHC reports approximately 23 million U.S. apartment units, and FDIC annual data shows 69,167 FDIC-insured commercial bank branches in 2025.2 4

Operational Scale of Key-Custody Environments

Figure 1. Operational environments where keys, spare keys, master keys, and restricted-access keys require controlled custody. These figures show the scale of relevant environments; they are not estimated consumption figures for tamper evident key bags.

This data should be used carefully. It does not mean every hotel room, apartment unit, or bank branch uses a dedicated key bag. Instead, it demonstrates that the markets where key custody occurs are large, physical, and operationally complex. In those environments, a small key can create a major accountability issue if the organization cannot identify who handled it, when it moved, whether it was opened, and whether it was returned in the expected condition.

Why Tamper Evident Key Bags Matter for Chain-of-Custody Control

The value of tamper evident key bags is not limited to the plastic film or adhesive seal. Their value comes from the way they standardize custody behavior. The National Institute of Justice explains that chain of custody is a recorded method for verifying where an item has travelled and who handled it, with the purpose of preventing substitution, tampering, mistaken identity, damage, alteration, misplacement, or falsification.5

In many facilities, key movement is still managed through paper logs, verbal handovers, shared drawers, or informal lockbox routines. These methods may record who took a key, but they do not always show whether the key was accessed during storage or transfer. Tamper evident key bags add a visible inspection point. Before accepting custody, the receiver can inspect the seal, compare the Key Bag ID with the record, check the written fields, and confirm whether the return status is acceptable.

This is especially important when a key crosses shifts or departments. A hotel night manager may receive a master key from the evening shift. A bank operations officer may temporarily hold a safe deposit box key for a controlled procedure. A property office may release an emergency access key to a contractor and require return at the end of the job. In each case, a sealed key bag creates a practical checkpoint between simple possession and verified custody.

Tamper Evident Key Bags for Banks and Safe Deposit Box Operations

Banks already use tamper-evident security bags for cash, deposits, checks, and asset transfer. Adsure’s banking application page describes tamper-evident bags as a way to protect valuable assets in banking and financial institutions, particularly where secure transfer and deposit workflows matter.6 Tamper evident key bags extend the same logic to keys.

A safe deposit box key, vault support key, spare branch key, or restricted-room key may move through several stages: issuance, temporary custody, return, storage, and audit. If each stage uses the same bag ID and custody fields, branch staff can reconcile physical keys against a log more efficiently. If the seal is broken, the receiving employee does not need to guess whether the key was accessed; the bag itself becomes the first visible warning.

For banking and financial institutions, physical branch networks still create repeated custody points for safe keys, restricted-room keys, spare keys, and temporary access keys. FDIC BankFind annual data shows that FDIC-insured commercial bank branches declined from 77,134 in 2018 to 69,167 in 2025, but the network remains large enough to make branch-level physical key custody an ongoing operational need.4

FDIC Bank Branch Trend

Figure 2. FDIC-insured commercial bank branches remain a large physical-control network. Tamper evident key bags support branch-level custody workflows by making individual key transfers easier to identify, document, and verify.

For higher-risk banking environments, buyers can request features such as sequential numbering, barcode or QR code tracking, dual signatures, branch code printing, and color-coded bags for different key types. The result is a practical physical workflow that supports internal controls without requiring staff to adopt a complicated new system.

Tamper Evident Key Bags for Hotels, Property Offices, and Safe Rooms

Hotels and property management offices face a different but equally important key-control problem. The number of keys can be large, the handover points can be frequent, and the people involved may include reception staff, security personnel, maintenance teams, cleaners, contractors, tenants, and external service providers. In this environment, tamper evident key bags help create a clear distinction between a key that is merely “in the office” and a key that is sealed, identified, and assigned to a documented custody event.

For hotels, the bags can be used for master key shift handover, lost-and-found safe keys, emergency room access keys, or controlled contractor access. For property management, they can be used for unit turnover, maintenance access, tenant spare keys, and restricted equipment-room keys. For safe-room environments, each bag can be logged before and after access, reducing disputes about whether a key was exchanged, opened, or returned in the same condition.

The workflow is intentionally simple. Place one key into one bag. Record the Key Bag ID, key description, sender, receiver, date, time, location, and purpose. Seal the bag. At return, inspect the seal and record the receiving details. This small process can significantly improve accountability because every key movement becomes a visible event rather than an informal exchange.

Recommended Design for Tamper Evident Key Bags

A good key custody bag should be designed around the workflow, not only around the object inside. Since the bag normally holds one key, the format can remain compact, but the print layout should provide enough space for verification and audit. Adsure’s broader tamper-evident security bag range supports security levels, QR codes, barcodes, sequential numbering, customized printing, and chain-of-custody traceability.7

For a key bag sample, the most useful design is usually a single-key pouch with a secure seal at the top, a dedicated Key Bag ID area, a QR code area, and a writable tracking table. If the key must be visually confirmed without opening the bag, a clear front film is appropriate. If confidentiality is more important, an opaque or semi-opaque film can help conceal key shape and labeling. For premium access-control workflows, customers may also request barcode numbering, detachable receipts, or dual-record layouts.

Key bag ID, QR code area, writable fields, and tamper evident seal

Design Decision Recommended Option Reason
Bag size Small single-key format Keeps each key isolated and prevents mixed custody
Seal style VOID or multi-layer tamper-evident adhesive Makes unauthorized opening easier to detect
Tracking print Key Bag ID, QR code, custody fields Connects physical control with written or digital records
Film type Clear, opaque, or custom-color PE Matches visibility, confidentiality, and branding needs
Numbering Sequential serial number, barcode, or QR code Supports inventory control and reconciliation
Writable surface Pen-friendly matte write-on panel Makes handover records practical at a counter, desk, or branch office

How to Build a Key Bag Handover Workflow

A tamper-evident bag works best when it is paired with a written procedure. The procedure does not need to be complex, but it should define who can seal a key, who can accept it, what must be written on the bag, what must be recorded in the log, and what to do if the seal is damaged.

Workflow Step Staff Action Verification Point
1. Prepare the bag Select a new unused bag and record its Key Bag ID Confirm the ID is unique and unused
2. Insert the key Place only one key or one clearly defined key set inside Avoid mixed-key custody
3. Complete fields Write key name/code, sender, receiver, date, time, and purpose Ensure fields match the log record
4. Seal the bag Close the tamper-evident seal according to instructions Check that the seal is fully bonded
5. Transfer custody Receiver inspects seal and signs or records acceptance Confirm no visible opening evidence
6. Store or move Keep the sealed bag in the approved location Maintain restricted access
7. Return or open Inspect seal before return, then follow approved opening rules Record any exception immediately

This workflow also supports digital tools. A QR code can link to a spreadsheet, asset management system, ticket number, or internal custody form. The bag remains the physical evidence layer, while the QR code accelerates lookup and audit review.

Choosing the Right Security Level for Key Custody

Not every key requires the same security level. A low-risk spare office key may only need simple opening evidence. A safe-room key, bank vault support key, master key, or high-security access key may require stronger film, higher-level tamper indication, serialized tracking, and stricter custody fields. Adsure’s security bag page describes customizable levels from Level 0 to Level 5, including options for different tamper-detection needs and tracking configurations.7

For most key custody applications, buyers should begin by mapping the risk of the key rather than the size of the key. The key may be physically small, but its access value may be very high. A safe deposit box key, safe key, or master access key should be treated as an access-control asset. That means the chosen bag should make opening evidence visible, make the bag identity unique, and make the handover record easy to complete.

Key Risk Level Example Key Type Recommended Bag Features
Low Spare office key or cabinet key Basic tamper-evident seal, writable field, simple ID
Medium Hotel department key or maintenance access key Unique Key Bag ID, QR code area, return-status field, staff ID field
High Safe deposit box key, safe key, master key, safe-room key Stronger tamper-evident seal, serial numbering, barcode/QR code, dual signature fields, branch or location code

Customization Options for Adsure Key Bag Samples

Adsure can position tamper evident key bags as a custom extension of its security bag capability. The same product family supports customizable security levels, barcode and QR code printing, sequential numbering, and branding features.7 For this sample, the recommended customization package should focus on operational clarity.

A practical specification would include a compact PE bag, a high-visibility tamper-evident seal, a unique Key Bag ID, a QR code area, a writable tracking panel, and optional color coding. For banks, the print can include branch code, safe deposit box key category, dual-control signature lines, and return verification fields. For hotels, it can include department, room range, staff ID, shift, and emergency access purpose. For property management offices, it can include property name, unit number, contractor name, work order number, issue date, return date, and receiver signature.

To support ordering, the artwork should keep the most important fields easy to read. A strong layout normally includes a bold Key Bag ID area at the top, a QR code box near the ID field, a large write-on panel in the center, and a clear opening-instruction or inspection message near the seal. This makes the bag easier for staff to use correctly during busy handovers.

Conclusion: Make Every Key Transfer Verifiable

Tamper evident key bags offer a practical way to strengthen secure key storage, handover, temporary custody, and return procedures. They do not replace a key control policy, staff training, or access authorization, but they make each custody event more visible and easier to verify. For banks, hotels, property management offices, and safe-room environments, that visible evidence can reduce disputes, discourage informal handling, and improve audit readiness.

If your organization needs a compact bag for one safe deposit box key, safe key, spare key, or high-security access key, Adsure can customize the size, seal level, Key Bag ID, QR code area, writable fields, barcode, numbering, and printed instructions. Contact Adsure to request a custom tamper evident key bags sample for your key custody workflow.

Request a custom security bag sample from Adsure »

Get a Free Quote Today »

Reviewed by: Adsure Packaging Technical Team

FAQ

What are tamper evident key bags used for?

Tamper evident key bags are used to store, transfer, return, and temporarily hold high-security keys while showing visible evidence if the bag has been opened. They are suitable for safe deposit box keys, hotel master keys, property access keys, safe keys, and other restricted keys that require documented custody control.

Can one key bag hold multiple keys?

It can be designed to hold multiple keys, but a single-key format is usually better for audit control. When one bag holds one key or one clearly defined key set, staff can match the Key Bag ID, QR code, and custody fields to a specific access asset without confusion.

What should be printed on a key custody bag?

A key custody bag should include a Key Bag ID, QR code or barcode area, key description field, sender and receiver fields, date and time, location, purpose of transfer, return status, and signature or staff ID fields. These details help create a clear handover record.

Are tamper evident key bags suitable for banks and hotels?

Yes. Banks can use them for safe deposit box keys, safe keys, and restricted access keys. Hotels can use them for master key handover, emergency keys, and secure shift transfer. Property offices can use them for tenant keys, contractor access, and maintenance workflows.

Can Adsure customize key bags with QR codes and numbering?

Yes. Adsure’s security bag capabilities include custom printing, QR codes, barcodes, sequential numbering, logo artwork, security levels, and different material options. These features allow customers to design key bags around their internal custody, audit, and brand requirements.

References