Inside a malicious Claude Code-branded extension and its persistent SSH backdoorMicrosoft Security Blog · Oct 31, 2026
Hackers leak personnel data of 41,000+ Homeland Security staff, including ICE and border agentsGRAHAM CLULEY · Oct 30, 2026
Microsoft Security Blog · Oct 31, 2026Inside a malicious Claude Code-branded extension and its persistent SSH backdoor
Microsoft Security Blog · Oct 30, 2026From help desk impersonation to AD CS abuse: Investigating ESC1 and ESC8 intrusion paths
Microsoft Security Blog · Oct 29, 2026IDC MarketScape names Microsoft a Leader in the 2026 Worldwide Modern Endpoint Security for Enterprises Vendor Assessment
Microsoft Security Blog · Oct 28, 2026The CISO’s evolving role: Protecting and defending in the agentic era
Microsoft Security Blog · Oct 23, 2026Inside the LiteLLM 1.107.0 supply chain compromise: Credential theft through Python startup hooks
Microsoft Security Blog · Oct 21, 2026AI-driven, large-scale nation-state campaign using ARTEX enables supply chain compromise
Microsoft Security Blog · Oct 19, 2026Agents are your newest insiders. Security must move at their speed.
Microsoft Security Blog · Oct 14, 2026The hidden network: Inside the phishing infrastructure ecosystem powering global cybercrime
Microsoft Security Blog · Oct 08, 2026Post-quantum authentication: Why organizations should start testing certificate ecosystems now
Microsoft Security Blog · Oct 06, 2026CISO perspectives on managing vulnerability risks in the age of AI
Microsoft Security Blog · Sep 30, 2026Secure what’s next: Your guide to Microsoft Security at Microsoft Ignite 2026
Microsoft Security Blog · Sep 30, 2026Unauthenticated command injection on internet-facing mail servers: tracking CVE-2026-73570
Microsoft Security Blog · Sep 29, 2026Star Blizzard refines phishing and malware delivery with the RedFlick technique
GRAHAM CLULEY · Oct 30, 2026Hackers leak personnel data of 41,000+ Homeland Security staff, including ICE and border agents
GRAHAM CLULEY · Oct 29, 2026BYOD cyberattack diverts ambulances and cancels classes at University of New Mexico health center
GRAHAM CLULEY · Oct 29, 2026Smashing Security podcast #490: How Jared Kushner’s iPhone was allegedly hacked twice
GRAHAM CLULEY · Oct 28, 2026Hive ransomware affiliate jailed, years after FBI infiltrated the gang’s systems
GRAHAM CLULEY · Oct 21, 2026Smashing Security podcast #489: How a brand new crypto wallet came with a spy inside
GRAHAM CLULEY · Oct 20, 2026Police arrest Qilin ransomware suspect on holiday, as links made to Synnovis hack that contributed to patient’s death
GRAHAM CLULEY · Oct 14, 2026Smashing Security podcast #488: How a ransomware negotiator ended up arrested at his own conference
GRAHAM CLULEY · Oct 13, 2026GTA 6 leaker threatens to release full playable version of game ahead of official launch
GRAHAM CLULEY · Oct 09, 2026$10 million bounty offered for Chinese Hafnium hacker accused of Microsoft Exchange Server mega-attack
GRAHAM CLULEY · Oct 01, 2026FBI tells ShinyHunters members to turn themselves in, after arrest of alleged leader
GRAHAM CLULEY · Oct 01, 2026ShinyHunters suspect arrested, and is now investigated over alleged murder plots
GRAHAM CLULEY · Sep 23, 2026Smashing Security podcast #486: Vibe-coded shops, and hackable Flock cameras
Heimdal Security Blog · Oct 27, 2026Heimdal named Advanced Persistent Threat Solution of the Year at the Computing Security Awards
Heimdal Security Blog · Oct 07, 2026Cybercrime Detective Explains Cybersecurity Jargon in 60-Second Videos for Cybersecurity Awareness Month
Heimdal Security Blog · Oct 01, 2026Heimdal partners with Elovade to bring unified cybersecurity platform to the DACH region
Heimdal Security Blog · Sep 09, 2026AI adoption that pays off is built around keeping humans in the driver’s seat
Heimdal Security Blog · Sep 03, 2026Shift Browser is signed adware that fingerprints your endpoint before it drops payload
The Last Watchdog · Oct 29, 2026SHARED INTEL Q&A: 82% of campaign domains expose donors to email fraud before midterms
The Last Watchdog · Oct 28, 2026SHARED INTEL Q&A: PHP2Shell is no Log4Shell — open-source flaw is more warning than wildfire
The Last Watchdog · Oct 26, 2026MY TAKE: OktoberTech reveals a hardening AI foundation — but no one yet governing the agents
The Last Watchdog · Oct 22, 2026News alert: Gcore extends free web protection to government agencies after widespread PHP exploits
The Last Watchdog · Oct 21, 2026Industrial Defender Unifies Endpoint Intelligence and Network Monitoring for CIP-015, Adds Risk Signal
The Last Watchdog · Oct 21, 2026News alert: Bright Security launches AI-powered tool to uncover hidden software vulnerabilities
The Last Watchdog · Oct 14, 2026NEWS ALERT: G2A reports 35% jump in security software orders as consumers broaden protection
The Last Watchdog · Oct 14, 2026FIRESIDE CHAT: Firms once wanted AI callers stopped – now they want to sort good from bad
The Last Watchdog · Oct 08, 2026NEWS ALERT: Insignary launches Clarity AIR to expose hidden open-source and AI-generated code
The Last Watchdog · Oct 06, 2026News alert: Aembit gives enterprises new controls over personal AI agents accessing sensitive systems
The Last Watchdog · Sep 30, 2026SHARED INTEL Q&A: AI finds flaws faster — defenders still need to fix what attackers exploit
The Last Watchdog · Sep 29, 2026News alert: Archipelo launches Salmon to create verifiable audit trails for AI agent activity
The Last Watchdog · Sep 28, 2026Guest Essay: Before AI agents takes hold, define who can challenge them and who owns the outcome
The Last Watchdog · Sep 24, 2026News alert: SCOUTz gives MSPs security evidence to help turn prospects into customers
The Last Watchdog · Sep 23, 2026Black Hat Fireside Chat: As AI agents spread, the network shifts from traffic mover to policy enforcer
The Last Watchdog · Sep 21, 2026BLACK HAT FIRESIDE CHAT: Nobody picked the web browser to run work — now pick a boundary
The Last Watchdog · Sep 18, 2026MY TAKE: AI agents show uncanny initiative nobody designed — and carry no values at all
The Last Watchdog · Sep 16, 2026News alert: Axoflow introduces AxoDetect to identify threats and reduce security data costs
The Last Watchdog · Sep 14, 2026MY TAKE: OpenAI, Anthropic admit they can’t control AI — for now, the machines are running free
The Last Watchdog · Sep 09, 2026News Alert: SpyCloud survey finds machine identity risks outpace defenses, exposing gaps in oversight
Microsoft Copilot Blog · Oct 08, 2026Bringing CRM into the flow of work and agents into business process for sales and service teams
Microsoft Copilot Blog · Sep 15, 2026Introducing Microsoft 365 G7: Intelligence + Trust for the mission ahead
Microsoft Copilot Blog · Sep 15, 2026Introducing Microsoft 365 G7: Intelligence + Trust for the mission ahead
Microsoft Copilot Blog · Sep 10, 2026ESPC 2026 is coming to Amsterdam: Bringing Microsoft and the community together
Security | Microsoft Azure Blog | Microsoft Azure · Jun 02, 2026Microsoft Build 2026: Building agentic apps with Microsoft Fabric and Microsoft Databases
Security | Microsoft Azure Blog | Microsoft Azure · May 04, 2026Azure IaaS: Defense in depth built on secure-by-design principles
Security | Microsoft Azure Blog | Microsoft Azure · Apr 30, 2026Enforcing trust and transparency: Open-sourcing the Azure Integrated HSM
GRAHAM CLULEYHackers leak personnel data of 41,000+ Homeland Security staff, including ICE and border agentsOct 30, 2026BYOD cyberattack diverts ambulances and cancels classes at University of New Mexico health centerOct 29, 2026Smashing Security podcast #490: How Jared Kushner’s iPhone was allegedly hacked twiceOct 29, 2026Hive ransomware affiliate jailed, years after FBI infiltrated the gang’s systemsOct 28, 2026Hacker leaks 281 GB of data from Germany’s far-right AfD partyOct 23, 2026Browse all articles →
Heimdal Security BlogThe best due diligence on a vendor is who they’ve worked withOct 29, 2026Heimdal named Advanced Persistent Threat Solution of the Year at the Computing Security AwardsOct 27, 2026Data Breach Statistics That Matter in 2026Oct 27, 20266 alternatives to TrendAI Vision OneOct 26, 2026Why people don’t report scams, and it’s not embarrassmentOct 21, 2026Browse all articles →
Microsoft Copilot BlogThe AI advantage your company can keepOct 27, 2026Bringing CRM into the flow of work and agents into business process for sales and service teamsOct 08, 2026Introducing the new Copilot with Home, Code and AutopilotSep 25, 2026Building the system for AI at workSep 23, 2026Introducing Microsoft 365 G7: Intelligence + Trust for the mission aheadSep 15, 2026Browse all articles →
Microsoft Security BlogInside a malicious Claude Code-branded extension and its persistent SSH backdoorOct 31, 2026From help desk impersonation to AD CS abuse: Investigating ESC1 and ESC8 intrusion pathsOct 30, 2026IDC MarketScape names Microsoft a Leader in the 2026 Worldwide Modern Endpoint Security for Enterprises Vendor AssessmentOct 29, 2026Tracking AI adoption in North Korean threat actor tradecraftOct 29, 2026The CISO’s evolving role: Protecting and defending in the agentic eraOct 28, 2026Browse all articles →
Schneier on SecurityFriday Squid Blogging: Bigfin Squid Off California CoastOct 30, 2026Bloatware in Aftermarket Auto PartsOct 30, 2026Studying Fraudulent North Korean IT WorkersOct 28, 2026Hiding Capabilities in AI ModelsOct 27, 2026Bias in Qwen3-Coder ModelOct 26, 2026Browse all articles →
Security | Microsoft Azure Blog | Microsoft AzureMicrosoft Build 2026: Building agentic apps with Microsoft Fabric and Microsoft DatabasesJun 02, 2026Azure IaaS: Defense in depth built on secure-by-design principlesMay 04, 2026Enforcing trust and transparency: Open-sourcing the Azure Integrated HSMApr 30, 2026Browse all articles →
The Last WatchdogSHARED INTEL Q&A: 82% of campaign domains expose donors to email fraud before midtermsOct 29, 2026SHARED INTEL Q&A: PHP2Shell is no Log4Shell — open-source flaw is more warning than wildfireOct 28, 2026MY TAKE: OktoberTech reveals a hardening AI foundation — but no one yet governing the agentsOct 26, 2026News alert: Gcore extends free web protection to government agencies after widespread PHP exploitsOct 22, 2026Industrial Defender Unifies Endpoint Intelligence and Network Monitoring for CIP-015, Adds Risk SignalOct 21, 2026Browse all articles →