Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of support.microsoft.com. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Start 2026-08-09 11:49:51 -->> 150.171.109.183:443 (support.microsoft.com) <<-- Further IP addresses: 2603:1061:14:b6::1 rDNS (150.171.109.183): -- Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 301 Moved Permanently, redirecting to "/en-us/" HTTP clock skew 0 sec from localtime Strict Transport Security 365 days=31536000 s, just this domain Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, NOT HttpOnly -- maybe better try target URL of 30x Security headers X-Frame-Options: SAMEORIGIN Content-Security-Policy: frame-ancestors 'self' Reverse Proxy banner X-Cache: CONFIG_NOCACHE Testing vulnerabilities Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) CRIME, TLS (CVE-2012-4929) not vulnerable (OK) BREACH (CVE-2013-3587) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no protocol below TLS 1.2 offered SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK) FREAK (CVE-2015-0204) not vulnerable (OK) DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and port (OK) make sure you don't use this certificate elsewhere with SSLv2 enabled services, see https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=6C0426731889FAAAC5984AD853F1C77F70B8B09F00786ABC5DF7F214399742E3 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses obsolete cipher block chaining ciphers with TLS, see server prefs. Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-08-09 11:50:39 [ 56s] -->> 150.171.109.183:443 (support.microsoft.com) <<--
About this Scan
This scan uses testssl.sh to check for:
- Protocols: SSLv2, SSLv3, TLS 1.0, TLS 1.1, TLS 1.2, TLS 1.3
- Vulnerabilities: Heartbleed, POODLE, FREAK, Logjam, DROWN, etc.
- Cipher Suites: Weak ciphers, perfect forward secrecy (PFS) support.