Thursday, May 24, 2018
Microsoft Patch Tuesday, May 2018 Edition

Microsoft Patch Tuesday, May 2018 Edition

Microsoft today released a bundle of security updates to fix at least 67 holes in its various Windows operating systems and related software, including one dangerous flaw that Microsoft warns is actively being exploited. Meanwhile, as it usually does on Microsoft’s Patch Tuesday — the second Tuesday of each month — Adobe has a new…
Study: Attack on KrebsOnSecurity Cost IoT Device Owners $323K

Study: Attack on KrebsOnSecurity Cost IoT Device Owners $323K

A monster distributed denial-of-service attack (DDoS) against KrebsOnSecurity.com in 2016 knocked this site offline for nearly four days. The attack was executed through a network of hacked “Internet of Things” (IoT) devices such as Internet routers, security cameras and digital video recorders. A new study that tries to measure the direct cost of that one…
Twitter to All Users: Change Your Password Now!

Twitter to All Users: Change Your Password Now!

Twitter just asked all 300+ million users to reset their passwords, citing the exposure of user passwords via a bug that stored passwords in plain text — without protecting them with any sort of encryption technology that would mask a Twitter user’s true password. The social media giant says it has fixed the bug and…
When Your Employees Post Passwords Online

When Your Employees Post Passwords Online

Storing passwords in plaintext online is never a good idea, but it’s remarkable how many companies have employees who are doing just that using online collaboration tools like Trello.com. Last week, KrebsOnSecurity notified a host of companies that employees were using Trello to share passwords for sensitive internal resources. Among those put at risk by…
Security Trade-Offs in the New EU Privacy Law

Security Trade-Offs in the New EU Privacy Law

On two occasions this past year I’ve published stories here warning about the prospect that new European privacy regulations could result in more spams and scams ending up in your inbox. This post explains in a question and answer format some of the reasoning that went into that prediction, and responds to many of the…
DDoS-for-Hire Service Webstresser Dismantled

DDoS-for-Hire Service Webstresser Dismantled

Authorities in the U.S., U.K. and the Netherlands on Tuesday took down popular online attack-for-hire service WebStresser.org and arrested its alleged administrators. Investigators say that prior to the takedown, the service had more than 136,000 registered users and was responsible for launching somewhere between four and six million attacks over the past three years. The action,…
Transcription Service Leaked Medical Records

Transcription Service Leaked Medical Records

MEDantex, a Kansas-based company that provides medical transcription services for hospitals, clinics and private physicians, took down its customer Web portal last week after being notified by KrebsOnSecurity that it was leaking sensitive patient medical records — apparently for thousands of physicians. On Friday, KrebsOnSecurity learned that the portion of MEDantex’s site which was supposed…
Is Facebook’s Anti-Abuse System Broken?

Is Facebook’s Anti-Abuse System Broken?

Facebook has built some of the most advanced algorithms for tracking users, but when it comes to acting on user abuse reports about Facebook groups and content that clearly violate the company’s “community standards,” the social media giant’s technology appears to be woefully inadequate. Last week, Facebook deleted almost 120 groups totaling more than 300,000…
A Sobering Look at Fake Online Reviews

A Sobering Look at Fake Online Reviews

In 2016, KrebsOnSecurity exposed a network of phony Web sites and fake online reviews that funneled those seeking help for drug and alcohol addiction toward rehab centers that were secretly affiliated with the Church of Scientology. Not long after the story ran, that network of bogus reviews disappeared from the Web. Over the past few…
Deleted Facebook Cybercrime Groups Had 300,000 Members

Deleted Facebook Cybercrime Groups Had 300,000 Members

Hours after being alerted by KrebsOnSecurity, Facebook last week deleted almost 120 private discussion groups totaling more than 300,000 members who flagrantly promoted a host of illicit activities on the social media network’s platform. The scam groups facilitated a broad spectrum of shady activities, including spamming, wire fraud, account takeovers, phony tax refunds, 419 scams, denial-of-service attack-for-hire…

Recent Posts