Krebs on Security – In-depth security news and investigation
Dec 19, 2025 · In-depth security news and investigationWhen Internet users try to visit expired domain names or accidentally navigate to a lookalike “typosquatting” domain, they are typically …
Latest Warnings – Krebs on Security
Dec 19, 2025 · The Trump administration has pursued a staggering range of policy pivots this past year that threaten to weaken the nation’s ability and willingness to address a broad …
How Each Pillar of the 1st Amendment is Under Attack
Mar 30, 2025 · “Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of …
Patch Tuesday, May 2025 Edition – Krebs on Security
May 14, 2025 · Microsoft on Tuesday released software updates to fix at least 70 vulnerabilities in Windows and related products, including five zero-day flaws that are already seeing active …
About the Author – Krebs on Security
Brian Krebs worked as a reporter for The Washington Post from 1995 to 2009, authoring more than 1,300 blog posts for the Security Fix blog, as well as hundreds of stories for wash
Trump Revenge Tour Targets Cyber Leaders, Elections
Apr 15, 2025 · President Trump last week revoked security clearances for Chris Krebs, the former director of the Cybersecurity and Infrastructure Security Agency (CISA) who was fired by …
Ten Years Later, New Clues in the Target Breach - Krebs on Security
Dec 14, 2023 · On Dec. 18, 2013, KrebsOnSecurity broke the news that U.S. retail giant Target was battling a wide-ranging computer intrusion that compromised more than 40 million …
Microsoft Fix Targets Attacks on SharePoint Zero-Day
Jul 21, 2025 · On Sunday, July 20, Microsoft Corp. issued an emergency security update for a vulnerability in SharePoint Server that is actively being exploited to compromise vulnerable …
A Tumultuous Week for Federal Cybersecurity Efforts
Jan 28, 2025 · President Trump last week issued a flurry of executive orders that upended a number of government initiatives focused on improving the nation’s cybersecurity posture. The …
DDoS Botnet Aisuru Blankets US ISPs in Record DDoS
Oct 10, 2025 · A measurement of an Oct. 6 DDoS believed to have been launched through multiple botnets operated by the owners of the Aisuru botnet. Image: DDoS Analyzer …