Data verified May 2026
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testssl.sh is a free command line tool that checks a server's service on any port for the support of TLS/SSL ciphers, protocols, and cryptographic flaws. It provides clear and machine-readable output, works on various operating systems, and does not require additional installations. The tool offers flexibility to test any SSL/TLS enabled service, not limited to web servers, and ensures reliability, privacy, and freedom as it is open source under GPLv2 license.
testssl.sh FAQ
Common questions about testssl.sh including features, pricing, alternatives, and user reviews.
testssl.sh is testssl.sh is a free command line tool for checking server's TLS/SSL configurations with clear and machine-readable output. It is a Vulnerability Management solution designed to help security teams with TLS, SSL, Protocol.
testssl.sh is a free Vulnerability Management tool. This makes it accessible for organizations of all sizes, from startups to enterprises. Visit https://github.com/drwetter/testssl.sh/ for download and installation instructions.
Popular alternatives to testssl.sh include:
1.RoboShadow OWASP ZAP Vulnerability Scanner - Web app & network vulnerability scanner integrating OWASP ZAP, Shodan & Nmap (Commercial)
2.RoboShadow Mobile Network Scanner - Android app for scanning networks to identify security vulnerabilities (Free)
3.Internacious Website and Email Security Scan - Web and email security scanner that checks 16 critical security points in 60 seconds (Free)
4.ImmuniWeb SSL Test - AI-powered platform for SSL/TLS security testing and compliance assessment (Free)
5.CryptoLyzer - CryptoLyzer is a cryptographic protocol analyzer that examines TLS, SSL, SSH, and DNSSEC server implementations with fingerprinting capabilities and multiple output formats. (Free)
Compare all testssl.sh alternatives at https://cybersectools.com/alternatives/testsslsh
testssl.sh is for security teams and organizations that need TLS, SSL, Protocol. It's particularly suitable for small to medium-sized teams looking for cost-effective solutions. Other Vulnerability Management tools can be found at https://cybersectools.com/categories/vulnerability-management
Have more questions? Browse our categories or search for specific tools.
