Happy 9th Birthday, KrebsOnSecurity!

Hard to believe we’ve gone another revolution around the Sun: Today marks the 9th anniversary of KrebsOnSecurity.com! This past year featured some 150 blog posts, but as usual the biggest contribution to this site came from the amazing community of readers here who have generously contributed their knowledge, wit and…

Microsoft Issues Emergency Fix for IE Zero Day

Microsoft today released an emergency software patch to plug a critical security hole in its Internet Explorer (IE) Web browser that attackers are already using to break into Windows computers. The software giant said it learned about the weakness (CVE-2018-8653) after receiving a report from Google about a new vulnerability being…

Spammed Bomb Threat Hoax Demands Bitcoin

A new email extortion scam is making the rounds, threatening that someone has planted bombs within the recipient’s building that will be detonated unless a hefty bitcoin ransom is paid by the end of the business day. Sources at multiple U.S. based financial institutions reported receiving the threats, which included…

Scanning for Flaws, Scoring for Security

Is it fair to judge an organization’s information security posture simply by looking at its Internet-facing assets for weaknesses commonly sought after and exploited by attackers, such as outdated software or accidentally exposed data and devices? Fair or not, a number of nascent efforts are using just such an approach…

Patch Tuesday, December 2018 Edition

Adobe and Microsoft each released updates today to tackle critical security weaknesses in their software. Microsoft’s December patch batch is relatively light, addressing more than three dozen vulnerabilities in Windows and related applications. Adobe has issued security fixes for its Acrobat and PDF Reader products, and has a patch for…

Bomb Threat Hoaxer, DDos Boss Gets 3 Years

The ringleader of a gang of cyber hooligans that made bomb threats against hundreds of schools and launched distributed denial-of-service (DDoS) attacks against Web sites — including KrebsOnSecurity on multiple occasions — has been sentenced to three years in a U.K. prison, and faces the possibility of additional charges from…

Website Glitch Let Me Overstock My Coinbase

Coinbase just fixed a serious glitch that allowed customers of Overstock.com to buy any Overstock item at a tiny fraction of the listed price. Potentially more punishing, the flaw let anyone paying with bitcoin reap many times the authorized bitcoin refund amount on any canceled Overstock orders. In January 2014, Overstock.com…

Scary Chip Flaws Raise Spectre of Meltdown

Apple, Google, Microsoft and other tech giants have released updates for a pair of serious security flaws present in most modern computers, smartphones, tablets and mobile devices. Here’s a brief rundown on the threat and what you can do to protect your devices. At issue are two different vulnerabilities, dubbed…