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2 posts tagged with "Security"

Posts about security-related topics in VoIP and telecommunications, including phone number verification, fraud prevention, and best practices for secure communications.

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Understanding and combating SIP-based VoIP abuse

· 5 min read
Nader Jaber
Head Honcho @ FlyNumber

Renaissance-style painting of a man in medieval clothing and a green hat working on a modern laptop computer, creating a humorous contrast between historical and contemporary elements

Introduction: The Hidden World of SIP Security

I was browsing around on Hacker News and if you're not familiar, the good stuff is usually in the comments. I was intrigued by this comment (by @kkielhofner) and how he/she illustrates a common but often overlooked misconception about SIP. Specifically, the misunderstanding pertains to the role and implications of port 5060 and its associated traffic in a standard SIP deployment.