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Cybersecurity 4 min read2025-07-18

Is Your Printer the Biggest Security Threat in Your Office?

Veracity Technologies Team
By Veracity Technologies Team 2025-07-18

Network printers are often overlooked as attack vectors, which is exactly why they should not be ignored any longer by IT teams.

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Ask most IT teams to name their biggest security risk and printers rarely make the list - which is exactly why they've become one of the most exploited entry points in modern office networks, including plenty of Minneapolis-St. Paul businesses.

Why Printers Are a Bigger Risk Than They Look

Modern network printers are essentially small computers: they have their own operating systems, store data, connect to the internet, and are rarely patched with the same discipline as laptops and servers. Many still run with default admin passwords years after installation.

What Attackers Can Do Through a Compromised Printer

  • •Intercept scanned and printed documents - including contracts, financial statements, and HR records passing through the device.
  • •Use the printer as a foothold to move laterally into the rest of your network.
  • •Exploit printer storage - many devices retain copies of print jobs long after they've been "deleted."
  • •Launch attacks from a trusted device that traditional endpoint security tools don't monitor.

Why This Matters for Regulated and Data-Sensitive Businesses

Financial services firms print and scan client documents daily. Manufacturers print engineering drawings and specifications. Construction companies print bid documents and contracts. Every one of those workflows runs through a device most security programs never audit.

Securing Your Office Printers

  1. Change default admin credentials on every network printer, immediately.
  2. Apply firmware updates on the same schedule as other network devices, not "whenever there's time."
  3. Restrict printer network access to only the segments and users that need it.
  4. Enable secure print release (PIN or badge-based) for sensitive documents.

Veracity Technologies' network security assessments for Minneapolis-St. Paul businesses include every connected device - including the printers most security reviews overlook.

Ready to strengthen your security posture?

Schedule a free technology and cyber risk audit with our team.

Published 2025-07-18 · Last reviewed December 2025