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Handler on Duty:
Jesse La Grew
Threat Level:
green
Date
Author
Title
2023-04-13
Johannes Ullrich
HTTP: What's Left of it and the OCSP Problem
2022-07-06
Johannes Ullrich
How Many SANs are Insane?
2022-05-12
Rob VandenBrink
When Get-WebRequest Fails You
2022-02-14
Johannes Ullrich
Reminder: Decoding TLS Client Hellos to non TLS servers
2021-09-28
Jan Kopriva
TLS 1.3 and SSL - the current state of affairs
2021-04-16
Xavier Mertens
HTTPS Support for All Internal Services
2021-04-15
Johannes Ullrich
Why and How You Should be Using an Internal Certificate Authority
2021-03-30
Jan Kopriva
Old TLS versions - gone, but not forgotten... well, not really "gone" either
2020-12-30
Jan Kopriva
TLS 1.3 is now supported by about 1 in every 5 HTTPS servers
2020-12-19
Guy Bruneau
Secure Communication using TLS in Elasticsearch
2020-09-09
Johannes Ullrich
A First Look at macOS 11 Big Sur Network Traffic (New! Now with more GREASE!)
2019-12-13
Jan Kopriva
Internet banking sites and their use of TLS... and SSLv3... and SSLv2?!
2019-10-22
Bojan Zdrnja
Testing TLSv1.3 and supported ciphers
2019-10-21
Jim Clausing
What's up with TCP 853 (DNS over TLS)?
2019-08-07
Bojan Zdrnja
Verifying SSL/TLS configuration (part 2)
2019-07-23
Bojan Zdrnja
Verifying SSL/TLS configuration (part 1)
2019-04-13
Johannes Ullrich
Configuring MTA-STS and TLS Reporting For Your Domain
2018-08-10
Remco Verhoef
Hunting SSL/TLS clients using JA3
2018-01-22
Didier Stevens
HTTPS on every port?
2017-05-30
Johannes Ullrich
FreeRadius Authentication Bypass
2017-03-08
Richard Porter
What is really being proxied?
2017-03-01
Bojan Zdrnja
SSL/TLS on port 389. Say what?
2016-07-05
Johannes Ullrich
Apache Update: TLS Certificate Authentication Bypass with HTTP/2 (CVE-2016-4979)
2016-01-08
Mark Hofman
SLOTH, attack on TLS using MD5
2015-05-20
Brad Duncan
Logjam - vulnerabilities in Diffie-Hellman key exchange affect browsers and servers using TLS
2015-02-11
Johannes Ullrich
Did PCI Just Kill E-Commerce By Saying SSL is Not Sufficient For Payment Info ? (spoiler: TLS!=SSL)
2014-08-11
Bojan Zdrnja
Verifying preferred SSL/TLS ciphers with Nmap
2014-06-12
Johannes Ullrich
Metasploit now includes module to exploit CVE-2014-0195 (OpenSSL DTLS Fragment Vuln.)
2014-03-04
Daniel Wesemann
Triple Handshake Cookie Cutter
2011-09-22
Rob VandenBrink
TLS 1.2 - Look before you Leap !
2011-09-20
Kevin Liston
SSL/TLS Vulnerability Details to be Released Friday
2011-07-10
Raul Siles
Security Testing SSL/TLS (HTTPS) Implementations
2010-07-23
Mark Hofman
A bit old, however CISCO has updated the November 2009 TLS renegotiation vulnerability with additional vulnerable products and patch information. More details here http://www.cisco.com/warp/public/707/cisco-sa-20091109-tls.shtml
2010-04-25
Raul Siles
Manual Verification of SSL/TLS Certificate Trust Chains using Openssl
2010-02-10
Marcus Sachs
Vulnerability in TLS/SSL Could Allow Spoofing
2009-11-13
Adrien de Beaupre
TLS & SSLv3 renegotiation vulnerability explained
2009-11-06
Andre Ludwig
New version of OpenSSL released - OpenSSL 0.9.8l
2009-11-05
Swa Frantzen
TLS Man-in-the-middle on renegotiation vulnerability made public
2009-10-16
Adrien de Beaupre
Cyber Security Awareness Month - Day 16 - Port 1521 - Oracle TNS Listener
2009-05-09
Patrick Nolan
Unusable, Unreadable, or Indecipherable? No Breach reporting required
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