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VoIP Security: The Hidden Risks Behind Every Call

TechNet Team
October 21, 2025
4 min read
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While IP-based phones enhance communication efficiency and scalability, they simultaneously introduce new security challenges.

The Hidden Risks

Unsecured VoIP systems can be exploited to:

  • Intercept conversations
  • Steal credentials
  • Deploy malware into corporate networks
  • Make fraudulent calls at your expense
  • Launch denial-of-service attacks

Security Measures

Protect your VoIP infrastructure with these strategies:

  • Network Segmentation: Isolate voice traffic from standard data networks
  • Encryption: Implement SIP-TLS and SRTP protocols
  • Authentication: Require strong credentials for all VoIP accounts
  • Firmware Management: Keep endpoints updated with latest security patches
  • Monitoring: Establish ongoing surveillance for unusual call patterns

Multi-Layered Approach

VoIP security is a multi-layered organizational responsibility requiring both technical implementation and continuous vigilance. Communication security extends beyond audio clarity to encompassing proper system controls and protections.

Contact us for a VoIP security assessment.

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