Help Net Security newsletters: Daily and weekly news, cybersecurity jobs, open source projects, breaking news – subscribe here!

Please turn on your JavaScript for this page to function normally.
phishing
New Browser-in-the-Browser phishing uses fake login popups to steal Microsoft 365 credentials

A new Browser-in-the-Browser (BitB) phishing campaign is targeting Microsoft 365 users with fake login popups designed to closely mimic legitimate browser authentication …

world
52% of direct-to-IP threats are missing from intelligence feeds

Security tools are good at inspecting websites, domains, URLs, and files, so attackers are moving lower in the stack and communicating directly with IP addresses, where …

Palo Alto Networks
Hackers are exploiting Palo Alto GlobalProtect VPN authentication bypass (CVE-2026-0257)

Authentication bypass vulnerabilities (CVE-2026-0257) in Palo Alto Networks’ firewalls that the company disclosed on May 13 have been targeted in “limited exploit …

identity
Machine identities outnumber humans 109 to 1

Organizations manage an average of 109 machine identities for every human identity. AI agents account for a growing share of those identities, with companies expecting AI …

Palo Alto Networks
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 …

Palo Alto Networks
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 …

door
Software supply chain hacks trigger wave of intrusions, data theft

After linking the Axios npm supply chain attack to North Korean hackers, Google researchers warned that “hundreds of thousands of stolen secrets could potentially be …

RSAC 2026 solutions
Top product launches at RSAC 2026

RSAC 2026 showcased a wave of innovation, with vendors unveiling technologies poised to redefine cybersecurity. From AI-powered defense to breakthroughs in identity …

Palo Alto Networks
Palo Alto Networks’ Prisma AIRS 3.0 closes visibility gaps in autonomous AI systems

Palo Alto Networks has advanced its AI security platform with Prisma AIRS 3.0, securing the agentic AI lifecycle and enabling enterprises to move from observation to safe …

critical infrastructure
Industrial networks continue to leak onto the internet

Industrial operators continue to run remote access portals, building automation servers, and other operational technology services on public IP address ranges. Palo Alto …

attack
One stolen credential is all it takes to compromise everything

Attackers often gain access through routine workflows like email logins, browser sessions, and SaaS integrations. A single stolen credential can give them a quick path to move …

Palo Alto Networks
Palo Alto Networks intends to acquire Koi, advancing agentic endpoint security

Palo Alto Networks has entered into a definitive agreement to acquire Koi, giving enterprises the power to finally see and protect the AI-native ecosystem that defines modern …

Don't miss

Cybersecurity news
Daily newsletter sent Monday-Friday
Weekly newsletter sent on Mondays
Editor's choice newsletter sent twice a month
Periodical newsletter released for important security events and breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools