Does it cover transport layer encryption?

Yes, it includes guidance on TLS encryption and SIPS (Secure SIP) to protect signaling data from eavesdropping and man-in-the-middle attacks.

Is this implementation compatible with standard VoIP hardware?

Yes, the patterns follow the standard SIP protocols used by major hardware IP phones, PBX systems, and softswitches like Asterisk or FreeSWITCH.

Can I use this for both SIP clients and servers?

Yes, the skill provides implementation patterns for generating client-side authorization headers and handling server-side challenge-response verification.

What authentication methods does this skill support?

It primarily supports HTTP Digest Authentication as defined in RFC 3261, including both MD5 and SHA-256 algorithm variations.

SIP Authentication & Security

Name: SIP Authentication & Security
Author: TheBushidoCollective

byTheBushidoCollective

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Security & Testing

Implements secure SIP authentication mechanisms and encryption standards for building robust VoIP applications.

About

This skill provides specialized guidance and implementation patterns for securing Session Initiation Protocol (SIP) communications. It focuses on HTTP Digest Authentication, challenge-response flows, and TLS encryption to protect VoIP servers, clients, and proxies. By utilizing this skill, developers can implement standard-compliant security measures including MD5/SHA-256 hashing, nonce generation, and credential verification to prevent unauthorized access and ensure message integrity in telecommunications software.

Key Features

Automated challenge-response flow logic
Secure nonce and cnonce generation
Server-side registrar and client-side authorization patterns
HTTP Digest Authentication (RFC 3261) implementation
Support for MD5 and SHA-256 hashing algorithms
74 GitHub stars

Use Cases

Enforcing TLS encryption for SIPS signaling and data integrity
Securing SIP registrar and proxy servers against unauthorized access
Implementing authenticated registration for SIP softphone clients

About

Key Features

Automated challenge-response flow logic
Secure nonce and cnonce generation
Server-side registrar and client-side authorization patterns
HTTP Digest Authentication (RFC 3261) implementation
Support for MD5 and SHA-256 hashing algorithms
74 GitHub stars

Use Cases

Enforcing TLS encryption for SIPS signaling and data integrity
Securing SIP registrar and proxy servers against unauthorized access
Implementing authenticated registration for SIP softphone clients