Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of web.whatsapp.com. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Start 2026-05-29 11:30:57 -->> 157.240.254.60:443 (web.whatsapp.com) <<-- Further IP addresses: 2a03:2880:f275:1c7:face:b00c:0:167 rDNS (157.240.254.60): whatsapp-cdn-shv-02-ord5.fbcdn.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security 730 days=63072000 s, includeSubDomains, preload Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly Security headers X-Content-Type-Options: nosniff misconfiguration: Content-Security-Policy 2x -- checking first one only Content-Security-Policy: default-src 'self' blob:;script-src blob: 'self' 'nonce-RXulSAyN' 'report-sample' https://static.whatsapp.net 'unsafe-eval' https://*.youtube.com https://maps.googleapis.com https://maps.gstatic.com https://lens.google.com/upload;style-src data: blob: 'self' 'unsafe-inline' https://static.whatsapp.net https://fonts.googleapis.com;connect-src 'self' https://*.whatsapp.net https://www.facebook.com blob: https://crashlogs.whatsapp.net/wa_clb_data https://crashlogs.whatsapp.net/wa_fls_upload_check ss://*.web.whatsapp.com wss://web.whatsapp.com wss://web-fallback.whatsapp.com https://acs.whatsapp.com https://www.whatsapp.com https://dyn.web.whatsapp.com https://graph.whatsapp.com/graphql/ https://graph.facebook.com/graphql https://*.wt.whatsapp.com ws://web.whatsapp.com wss://web.whatsapp.com:5222 data: https://*.tenor.co https://*.giphy.com https://maps.googleapis.com https://lens.google.com/upload https://*.google.com https://meta-ohttp-relay-prod.fastly-edge.com https://whatsapp-api.arkoselabs.com https://iframe.arkoselabs.com;font-src data: 'self' https://static.whatsapp.net https://fonts.gstatic.com;img-src 'self' data: blob: https://*.whatsapp.net https://*.fbcdn.net https://*.facebook.com *.tenor.co *.tenor.com *.giphy.com https://*.ytimg.com *.youtube.com https://maps.googleapis.com/maps/api/staticmap https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/;media-src 'self' https://*.whatsapp.net https://*.cdninstagram.com https://*.fbcdn.net blob: mediastream: data: *.tenor.co *.tenor.com https://*.giphy.com;child-src 'self' blob: data:;frame-src 'self' blob: https://*.whatsapp.net/flows-v2/wa-web/ https://flows.whatsapp.net/flows/cache_management/ ttps://*.facebook.com/payments/3ds_cardinal_init/ ttps://webtp.whatsapp.net data: https://*.youtube.com https://whatsapp-api.arkoselabs.com https://iframe.arkoselabs.com https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/;manifest-src 'self' blob: data:;object-src 'self' blob: data: https://lens.google.com/upload;worker-src *.whatsapp.com/static_resources/webworker_v1/init_script/ .whatsapp.com/sw.js *.whatsapp.com/guest-sw.js *.whatsapp.com/static_resources/webworker/pdf-worker/ .whatsapp.com/static_resources/webworker/init_script/ .whatsapp.com/static_resources/webworker_v4/init_script/;block-all-mixed-content;upgrade-insecure-requests; Content-Security-Policy-Report-Only: default-src 'self' blob:;script-src blob: 'self' 'nonce-RXulSAyN' 'report-sample' https://static.whatsapp.net https://*.youtube.com https://maps.googleapis.com https://maps.gstatic.com https://lens.google.com/upload;style-src data: blob: 'self' 'unsafe-inline' https://static.whatsapp.net https://fonts.googleapis.com;connect-src 'self' https://*.whatsapp.net https://www.facebook.com blob: https://crashlogs.whatsapp.net/wa_clb_data https://crashlogs.whatsapp.net/wa_fls_upload_check ss://*.web.whatsapp.com wss://web.whatsapp.com wss://web-fallback.whatsapp.com https://acs.whatsapp.com https://www.whatsapp.com https://dyn.web.whatsapp.com https://graph.whatsapp.com/graphql/ https://graph.facebook.com/graphql https://*.wt.whatsapp.com ws://web.whatsapp.com wss://web.whatsapp.com:5222 data: https://*.tenor.co https://*.giphy.com https://maps.googleapis.com https://lens.google.com/upload https://*.google.com https://meta-ohttp-relay-prod.fastly-edge.com https://whatsapp-api.arkoselabs.com https://iframe.arkoselabs.com;font-src data: 'self' https://static.whatsapp.net https://fonts.gstatic.com;img-src 'self' data: blob: https://*.whatsapp.net https://*.fbcdn.net https://*.facebook.com *.tenor.co *.tenor.com *.giphy.com https://*.ytimg.com *.youtube.com https://maps.googleapis.com/maps/api/staticmap https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/;media-src 'self' https://*.whatsapp.net https://*.cdninstagram.com https://*.fbcdn.net blob: mediastream: data: *.tenor.co *.tenor.com https://*.giphy.com;child-src 'self' blob: data:;frame-src 'self' blob: https://*.whatsapp.net/flows-v2/wa-web/ https://flows.whatsapp.net/flows/cache_management/ ttps://*.facebook.com/payments/3ds_cardinal_init/ ttps://webtp.whatsapp.net data: https://*.youtube.com https://whatsapp-api.arkoselabs.com https://iframe.arkoselabs.com https://trustly.one/ https://*.trustly.one/ https://paywithmybank.com/ https://*.paywithmybank.com/;manifest-src 'self' blob: data:;object-src 'self' blob: data: https://lens.google.com/upload;worker-src *.whatsapp.com/static_resources/webworker_v1/init_script/ .whatsapp.com/sw.js *.whatsapp.com/guest-sw.js *.whatsapp.com/static_resources/webworker/pdf-worker/ .whatsapp.com/static_resources/webworker/init_script/ .whatsapp.com/static_resources/webworker_v4/init_script/;block-all-mixed-content;report-uri ttps://www.facebook.com/csp/reporting/?minimize=0; Permissions-Policy: accelerometer=(), attribution-reporting=(), autoplay=*, bluetooth=(), camera=(self), ch-device-memory=(), ch-downlink=(), ch-dpr=(), ch-ect=(), ch-rtt=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), ch-viewport-height=(), ch-viewport-width=(), ch-width=(), clipboard-read=(), clipboard-write=(self), compute-pressure=(self), display-capture=(self), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(self), midi=(), otp-credentials=(), payment=(), picture-in-picture=*, private-state-token-issuance=(), publickey-credentials-get=(self), screen-wake-lock=(self), serial=(), shared-storage=(), shared-storage-select-url=(), private-state-token-redemption=(), usb=(), unload=(self), window-management=(), xr-spatial-tracking=();report-to="permissions_policy" Cross-Origin-Opener-Policy: same-origin Cross-Origin-Resource-Policy: cross-origin Cross-Origin-Embedder-Policy: require-corp X-XSS-Protection: 0 Permissions-Policy: accelerometer=(), attribution-reporting=(), autoplay=*, bluetooth=(), camera=(self), ch-device-memory=(), ch-downlink=(), ch-dpr=(), ch-ect=(), ch-rtt=(), ch-save-data=(), ch-ua-arch=(), ch-ua-bitness=(), ch-viewport-height=(), ch-viewport-width=(), ch-width=(), clipboard-read=(), clipboard-write=(self), compute-pressure=(self), display-capture=(self), encrypted-media=(), fullscreen=(self), gamepad=(), geolocation=(), gyroscope=(), hid=(), idle-detection=(), interest-cohort=(), keyboard-map=(), local-fonts=(), magnetometer=(), microphone=(self), midi=(), otp-credentials=(), payment=(), picture-in-picture=*, private-state-token-issuance=(), publickey-credentials-get=(self), screen-wake-lock=(self), serial=(), shared-storage=(), shared-storage-select-url=(), private-state-token-redemption=(), usb=(), unload=(self), window-management=(), xr-spatial-tracking=();report-to="permissions_policy" Cache-Control: private, no-cache, no-store, must-revalidate Pragma: no-cache Reverse Proxy banner -- 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) potentially NOT ok, "br gzip" HTTP compression detected. - only supplied "/" tested Can be ignored for static pages or if no secrets in the page POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention supported (OK) SWEET32 (CVE-2016-2183, CVE-2016-6329) VULNERABLE, uses 64 bit block ciphers 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=62A574BAF5ACDAB76D8B8EECAEF9B87879AE0D5CA133094DC7A4C95B0CD254ED LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) TLS1: ECDHE-ECDSA-AES128-SHA ECDHE-ECDSA-AES256-SHA ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-SHA AES128-SHA AES256-SHA ECDHE-ECDSA-DES-CBC3-SHA ECDHE-RSA-DES-CBC3-SHA DES-CBC3-SHA VULNERABLE -- but also supports higher protocols TLSv1.1 TLSv1.2 (likely mitigated) 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 2026-05-29 11:31:51 [ 64s] -->> 157.240.254.60:443 (web.whatsapp.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.