Firewall – Cyber Security Review

Siemens Patches Firewall Flaw That Put Operations at Risk

Posted onNovember 14, 2018November 15, 2018

The industrial company on Tuesday released mitigations for eight vulnerabilities overall. Siemens AG on Tuesday issued a slew of fixes addressing eight vulnerabilities spanning its industrial product lines. The most serious of the patched flaws include a cross-site scripting vulnerability Read More …

X.509 metadata can carry information through the firewall

Posted onFebruary 6, 2018February 9, 2018

A security researcher, who last year demonstrated that X.509 certificate exchanges could carry malicious traffic, has now published his proof-of-concept code. Fidelis Cybersecurity’s Jason Reaves has disclosed a covert channel that uses fields in X.509 extensions to sneak data out Read More …

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