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Biometric Access Control for Small Businesses: When 26-Bit Cards Aren’t Enough

Biometric access control fingerprint reader installed in a modern office setting

Mike Boehm |

For decades, many small businesses have relied on 26-bit access cards as their standard credential format. While these cards remain widely used and highly compatible, modern security threats and compliance requirements have pushed many organizations to seek stronger authentication. Biometric access control—using fingerprints, facial recognition, or palm verification—has become one of the most effective ways to increase security without complicating daily operations.

As a local Colorado integrator, Secure It Controls installs advanced access control solutions in Fort Collins, Loveland, Greeley, Longmont, Boulder, Brighton, and Denver. This article explains when small businesses should consider upgrading beyond 26-bit access cards and how biometric systems can strengthen your security posture.

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Why 26-Bit Access Cards Are No Longer Enough for Some Businesses

The 26-bit Wiegand format is still one of the most common legacy credential formats in the United States. It’s compatible with thousands of panels, readers, and software platforms. But its popularity also makes it inherently vulnerable:

  • Limited code capacity increases the risk of duplicate card numbers.
  • Static credentials are more susceptible to cloning with off-the-shelf equipment.
  • No encryption means data transmitted from card to reader can be skimmed.
  • No user verification—anyone holding the card can gain access.

For many small businesses in Fort Collins, Loveland, Greeley, Longmont, Boulder, Brighton, and Denver, these limitations are becoming harder to ignore—especially when protecting inventory rooms, external gates, server rooms, or employee-only zones.


How Biometric Access Control Solves Security Gaps

Biometric access control removes the risks associated with traditional credentials by verifying the individual, not just the card they’re carrying. Small businesses benefit from:

1. Identity Verification That Can’t Be Shared or Stolen

A fingerprint, face scan, or palm credential is tied to the actual employee—not something they can lose or lend to someone else.

2. No More Duplicate Credentials or Card Conflicts

Biometric templates are unique for each user, eliminating the possibility of repeated ID codes found in 26-bit access cards.

3. Faster Secure Access

Employees simply present their fingerprint or face—ideal for high-traffic entries, retail environments, and warehouses.

4. Flexible Dual-Factor Options

Many systems allow combining biometrics with a PIN or proximity card for enhanced security.

5. Lower Long-Term Costs

No more replacing lost cards or managing inventory of 26-bit access cards.

Biometric systems work especially well for high-security environments in growing Colorado cities such as Fort Collins, Loveland, Greeley, Longmont, Boulder, Brighton, and Denver, where business owners are rapidly upgrading their systems.


Top Biometric Options for Small Businesses

Fingerprint Readers
Ideal for offices and small facilities. Quick installation and low ongoing maintenance.

Facial Recognition Terminals
Useful for hands-free access in warehouses, medical clinics, and manufacturing facilities.

Palm Vein or Palm Geometry Readers
Offers extremely high accuracy and works well in dusty or outdoor conditions.

Hybrid Readers
Combine biometrics with support for 26-bit cards—excellent for phased migrations.


Upgrading From 26-Bit Cards: What to Expect

At Secure It Controls, we help small businesses transition smoothly from legacy 26-bit access cards to modern biometric systems. A typical upgrade includes:

  • Site assessment
  • Reader and panel compatibility check
  • Reader installation and wiring
  • Importing existing users
  • Training your team
  • Long-term support, service, and maintenance

Whether you operate a shop in Fort Collins, a warehouse in Greeley, an office in Loveland, or a commercial property in Denver, we ensure the system fits your operational needs and future growth.


Ready to Upgrade to Biometric Access Control?

If your business has outgrown 26-bit access cards—or you simply want to prevent cloning, sharing, or unauthorized duplication—biometric access control may be the perfect next step.

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We proudly install biometric access control systems in Fort Collins, Loveland, Greeley, Longmont, Boulder, Brighton, and Denver.

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