firewall
Product showcase: NetGuard open-source firewall for Android
NetGuard is a free, open-source firewall for Android phones and tablets that provides users with a simple way to block internet access. Android does not allow VPN services to …
State-sponsored hackers likely behind zero-day attacks on Palo Alto firewalls
Palo Alto Networks believes the in-the-wild exploitation of a zero-day vulnerability (CVE-2026-0300) in its firewalls is likely the work of state-sponsored threat actors. A …
Root-level RCE vulnerability in Palo Alto firewalls exploited (CVE-2026-0300)
A critical vulnerability (CVE-2026-0300) affecting Palo Alto Networks firewalls is being actively exploited by attackers, the security company acknowledged today, and urged …
Pipelock: Open-source AI agent firewall
AI coding agents run with shell access, environment variables containing API keys, and unrestricted internet connectivity, creating a single point of failure where one …
Open-source IPFire DNS Firewall blocks malware and phishing at the resolver
The IPFire project shipped Core Update 201 for its 2.29 release line, bringing DNS-layer domain blocking into the open-source firewall distribution. The update replaces two …
Product showcase: LuLu reveals unauthorized outbound connections from Mac apps
LuLu is a free, open-source firewall for macOS that lets you control which apps are allowed to send data from your computer. macOS includes a built-in firewall, but it mainly …
New Cisco firewall malware can only be killed by pulling the plug
Suspected state-sponsored attackers are using a custom backdoor to persistently compromise Cisco security devices (firewalls), the US CISA and the UK National Cyber Security …
Progress Software fixes sneaky WAF bypass vulnerability (CVE-2026-21876)
Progress Software has fixed a slew of high-severity vulnerabilities in MOVEit WAF and LoadMaster, including a flaw (CVE-2026-21876) that may allow attackers to bypass firewall …
Cisco FMC flaw was exploited by Interlock weeks before patch (CVE-2026-20131)
A critical vulnerability (CVE-2026-20131) in Cisco Secure Firewall Management Center (FMC) that Cisco disclosed and patched in early March 2026 has been exploited as a …
Cisco warns of SD-WAN Manager exploitation, fixes 48 firewall vulnerabilities
Cisco has confirmed that two Catalyst SD-WAN Manager vulnerabilities (CVE-2026-20128 and CVE-2026-20122) patched in late February 2025 are being exploited by attackers. The …
IPFire ships its 200th core update with a new domain blocklist and kernel upgrade
Network firewall distribution IPFire released Core Update 200, marking the 200th incremental update to the 2.29 branch. The release bundles a kernel upgrade, a beta domain …
CISA orders US federal agencies to replace unsupported edge devices
The US Cybersecurity and Infrastructure Security Agency (CISA) issued a new binding operational directive aimed at reducing a long-standing cyber risk across federal networks: …
Featured news
Resources
Don't miss
- Vector embedding security gap exposes enterprise AI pipelines
- Sandyaa: Open-source autonomous security bug hunter
- The hidden risk of non-human identities in AI adoption
- Researchers open-source a Wi-Fi cyber range for security training
- Android pushes new scam, theft, and AI protections in 2026 update wave