terrapin-scanner ☆
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Description:
Vulnerability scanner for the Terrapin attack
Type: Formula  |  Latest Version: 1.1.3@0  |  Tracked Since: Oct 10, 2025
Links: Homepage  |  formulae.brew.sh
Category: Security
Tags: security ssh vulnerability scanner networking
Install: brew install terrapin-scanner
About:
Terrapin-Scanner is a command-line tool designed to detect vulnerabilities to the Terrapin attack, a security flaw in the SSH protocol. It analyzes SSH client and server configurations to identify weak encryption algorithms and settings that could be exploited. This enables administrators and security professionals to proactively secure their SSH connections against this specific attack vector.
Key Features:
  • Detects susceptibility to the Terrapin attack (CVE-2023-48795)
  • Checks for vulnerable encryption algorithms and key exchange methods
  • Provides actionable recommendations for mitigation
  • Lightweight and easy-to-use command-line interface
Use Cases:
  • Auditing SSH server configurations for security compliance
  • Verifying SSH client security against known protocol vulnerabilities
  • Incident response and forensic analysis of potential breaches
Alternatives:
  • ssh-audit – Broader security auditing tool for SSH, while Terrapin-Scanner focuses specifically on the Terrapin vulnerability.
Version History
Detected Version Rev Change Commit
Oct 10, 2025 6:12pm 0 VERSION_BUMP e28cf128
Sep 12, 2025 4:15am 0 VERSION_BUMP 31b12dc1
Sep 12, 2024 10:56pm 0 VERSION_BUMP e3577323
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