Defense
20 articles
The New Rules of Machine Speed Defense
Experts from Recorded Future and Mastercard explore how security organizations can shift to proactive, machine-speed defense by leveraging high-quality threa...
Hastily deployed agentic security is not the answer to enterprise cyber threats
Rushing agentic security into production could create new risks instead of strengthening cyber defenses.
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SSL VPN Denial of Service Vulnerability
Update for September 16, 2026: The original 1.0 version of this advisory was specific to the Cisco Adaptive Security Virtual Appliance (ASAv) and Cisco Secur...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software for Secure Firewall 3100 and 4200 Series DTLS Denial of Service Vulnerability
A vulnerability in Datagram TLS (DTLS) message handling of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat ...
Cisco Secure Firewall Management Center and Secure Firewall Threat Defense Software sftunnel Vulnerabilities
Multiple vulnerabilities in Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an una...
Cisco Secure Firewall Threat Defense Software TLS 1.3 Denial of Service Vulnerability
A vulnerability in the TLS 1.3 implementation in Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause...
Cisco Secure Firewall Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center Software Hardening Release: September 2026
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco ...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software TCP DNS Denial of Service Vulnerability
A vulnerability in the DNS over TCP implementation of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defen...
Cisco Secure Firewall Threat Defense Software Snort 2 SSL/TLS Denial of Service Vulnerability
A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthen...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Object Group Access Control List Bypass Vulnerabilities
Multiple vulnerabilities in the access control list (ACL) Object Group Search (OGS) implementation of Cisco Secure Firewall Adaptive Security Appliance (ASA)...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software EIGRP Denial of Service Vulnerability
A vulnerability in the EIGRP implementation in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Logging Denial of Service Vulnerability
A vulnerability in the system rate-limiting process for syslog message 419002 of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco S...
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service Vulnerability
A vulnerability in the certification authentication feature of Internet Key Exchange version 2 (IKEv2) for Cisco Secure Firewall Adaptive Security Appliance ...
CISA Warns Hackers Exploit 17 Active Directory Techniques to Gain Control of Enterprise Networks
The U.S.
Norway announces investigations into telecom Telenor’s work with Myanmar junta
Oslo-based Telenor potentially enabled crimes against humanity and violated sanctions in its dealings with the military regime that took over Myanmar in 2021...
DDRop attack bypasses Intel and AMD confidential computing defenses
The DDRop attack requires an adversary with existing software control of a server and brief physical access to install a custom interposer circuit board betw...
F5 Bot Defense uses real-time risk scoring to detect fraud and abuse
F5 has announced enhancements to F5 Distributed Cloud Bot Defense, introducing new device intelligence capabilities and specialized agentic AI protections. T...
eBook: Identity-First Threat Intelligence
Attackers increasingly bypass traditional defenses by logging in with credentials that have already been stolen, exposed, or sold on the Dark Web. As infoste...
25 Years of Mass Surveillance Is Enough
This essay was written with Cindy Cohn, and originally appeared in Lawfare. One of the many legacies of the terrorist attacks of Sept.