Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
Cookies, hidden form fields and environment variables can all be changed by the caller. Learn how treating them as fixed leads to login bypass and how to stop it.
In a reflection attack the attacker makes your server answer its own challenge. See how shared keys and symmetric handshakes enable it and how to break the trick.
If neither side of a connection proves who it is talking to, a third party can slip in between. Here is what the weakness looks like and how to close it.
A leading backslash plus an embedded dot-dot can slip past checks that only inspect the start of input. What CWE-30 means for Windows file handling.
A revoked certificate is almost certainly in hostile hands. See why skipping revocation checks is so serious and how to make clients honor them.
Ignoring a certificate's validity dates means trusting credentials that were abandoned long ago. See how the bug appears and how to test and fix it.
A valid certificate for the wrong site is still the wrong site. Learn how missing hostname checks hit mobile and cloud code and how to verify them.
A certificate is only as good as the chain behind it. See how skipped intermediates, self-signed links and unchecked revocation break trust, and how to fix them.
Turning off or botching TLS certificate checks lets anyone in the network path pose as your server. See the common code patterns, real CVEs and the fixes.
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