The U.S. Federal Bureau of Investigation (FBI) disclosed today that it infiltrated the world’s second most prolific ransomware gang, a Russia-based criminal group known as ALPHV and BlackCat. The FBI said it seized the gang’s darknet website, and released a…
Category: Krebs on Security
Ten Years Later, New Clues in the Target Breach
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 customer payment cards over the previous month. The malware used in the Target breach included…
Microsoft Patch Tuesday, December 2023 Edition
The final Patch Tuesday of 2023 is upon us, with Microsoft Corp. today releasing fixes for a relatively small number of security holes in its Windows operating systems and other software. Even more unusual, there are no known “zero-day” threats…
ICANN Launches Service to Help With WHOIS Lookups
More than five years after domain name registrars started redacting personal data from all public domain registration records, the non-profit organization overseeing the domain industry has introduced a centralized online service designed to make it easier for researchers, law enforcement…
Okta: Breach Affected All Customer Support Users
When KrebsOnSecurity broke the news on Oct. 20, 2023 that identity and authentication giant Okta had suffered a breach in its customer support department, Okta said the intrusion allowed hackers to steal sensitive data from fewer than one percent of…
ID Theft Service Resold Access to USInfoSearch Data
One of the cybercrime underground’s more active sellers of Social Security numbers, background and credit reports has been pulling data from hacked accounts at the U.S. consumer data broker USinfoSearch, KrebsOnSecurity has learned. This article has been indexed from Krebs…
Microsoft Patch Tuesday, November 2023 Edition
Microsoft today released updates to fix more than five dozen security holes in its Windows operating systems and related software, including three “zero day” vulnerabilities that Microsoft warns are already being exploited in active attacks. This article has been indexed…
Alleged Extortioner of Psychotherapy Patients Faces Trial
Prosecutors in Finland this week commenced their criminal trial against Julius Kivimäki, a 26-year-old Finnish man charged with extorting a once popular and now-bankrupt online psychotherapy practice and thousands of its patients. In a 2,200-page report, Finnish authorities laid out…
Microsoft Patch Tuesday, November 2023 Edition
Microsoft today released updates to fix more than five dozen security holes in its Windows operating systems and related software, including three “zero day” vulnerabilities that Microsoft warns are already being exploited in active attacks. This article has been indexed…
It’s Still Easy for Anyone to Become You at Experian
In the summer of 2022, KrebsOnSecurity documented the plight of several readers who had their accounts at big-three consumer credit reporting bureau Experian hijacked after identity thieves simply re-registered the accounts using a different email address. Sixteen months later, Experian…
Who’s Behind the SWAT USA Reshipping Service?
Last week, KrebsOnSecurity broke the news that one of the largest cybercrime services for laundering stolen merchandise was hacked recently, exposing its internal operations, finances and organizational structure. In today’s Part II, we’ll examine clues about the real-life identity left…
Russian Reshipping Service ‘SWAT USA Drop’ Exposed
One of the largest cybercrime services for laundering stolen merchandise was hacked recently, exposing its internal operations, finances and organizational structure. Here’s a closer look at the Russia-based SWAT USA Drop Service, which currently employs more than 1,200 people across…
.US Harbors Prolific Malicious Link Shortening Service
The top-level domain for the United States — .US — is home to thousands of newly-registered domains tied to a malicious link shortening service that facilitates malware and phishing scams, new research suggests. The findings come close on the heels…
.US Harbors Prolific Malicious Link Shortening Service
The top-level domain for the United States — .US — is home to thousands of newly-registered domains tied to a malicious link shortening service that facilitates malware and phishing scams, new research suggests. The findings come close on the heels…
LastPass: ‘Horse Gone Barn Bolted’ is Strong Password
The password manager service LastPass is now forcing some of its users to pick longer master passwords. LastPass says the changes are needed to ensure all customers are protected by their latest security improvements. But critics say the move is…
Who’s Behind the 8Base Ransomware Website?
The victim shaming website operated by the cybercriminals behind 8Base — currently one of the more active ransomware groups — was until earlier today leaking quite a bit of information that the crime group probably did not intend to be…
FBI Hacker Dropped Stolen Airbus Data on 9/11
In December 2022, KrebsOnSecurity broke the news that a cybercriminal using the handle “USDoD” had infiltrated the FBI’s vetted information sharing network InfraGard, and was selling the contact information for all 80,000 members. The FBI responded by reverifying all InfraGard…
Adobe, Apple, Google & Microsoft Patch 0-Day Bugs
Microsoft today issued software updates to fix at least five dozen security holes in Windows and supported software, including patches for two zero-day vulnerabilities that are already being exploited. Also, Adobe, Google Chrome and Apple iOS users may have their…
Experts Fear Crooks are Cracking Keys Stolen in LastPass Breach
In November 2022, the password manager service LastPass disclosed a breach in which hackers stole password vaults containing both encrypted and plaintext data for more than 25 million users. Since then, a steady trickle of six-figure cryptocurrency heists targeting security-conscious…
Why is .US Being Used to Phish So Many of Us?
Domain names ending in “.US” — the top-level domain for the United States — are among the most prevalent in phishing scams, new research shows. This is noteworthy because .US is overseen by the U.S. government, which is frequently the…