Krebson Security

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New Leak Shows Business Side of China’s APT Menace

New Leak Shows Business Side of China’s APT Menace

A new data leak that appears to have come from one of China's top private cybersecurity...

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Feds Seize LockBit Ransomware Websites, Offer Decryption Tools, Troll Affiliates

Feds Seize LockBit Ransomware Websites, Offer Decryption...

U.S. and U.K. authorities have seized the darknet websites run by LockBit, a prolific...

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U.S. Internet Leaked Years of Internal, Customer Emails

U.S. Internet Leaked Years of Internal, Customer Emails

The Minnesota-based Internet provider U.S. Internet Corp. has a business unit called...

Fat Patch Tuesday, February 2024 Edition

Microsoft Corp. today pushed software updates to plug more than 70 security holes...

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Juniper Support Portal Exposed Customer Device Info

Juniper Support Portal Exposed Customer Device Info

Until earlier this week, the support website for networking equipment vendor Juniper...

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From Cybercrime Saul Goodman to the Russian GRU

From Cybercrime Saul Goodman to the Russian GRU

In 2021, the exclusive Russian cybercrime forum Mazafaka was hacked. The leaked...

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Arrests in $400M SIM-Swap Tied to Heist at FTX?

Arrests in $400M SIM-Swap Tied to Heist at FTX?

Three Americans were charged this week with stealing more than $400 million in a...

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Fla. Man Charged in SIM-Swapping Spree is Key Suspect in Hacker Groups Oktapus, Scattered Spider

Fla. Man Charged in SIM-Swapping Spree is Key Suspect in...

On Jan. 9, 2024, U.S. authorities arrested a 19-year-old Florida man charged with...

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Who is Alleged Medibank Hacker Aleksandr Ermakov?

Who is Alleged Medibank Hacker Aleksandr Ermakov?

Authorities in Australia, the United Kingdom and the United States this week levied...

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Using Google Search to Find Software Can Be Risky

Using Google Search to Find Software Can Be Risky

Google continues to struggle with cybercriminals running malicious ads on its search...

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Canadian Man Stuck in Triangle of E-Commerce Fraud

Canadian Man Stuck in Triangle of E-Commerce Fraud

A Canadian man who says he's been falsely charged with orchestrating a complex e-commerce...

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E-Crime Rapper ‘Punchmade Dev’ Debuts Card Shop

E-Crime Rapper ‘Punchmade Dev’ Debuts Card Shop

The rapper and social media personality Punchmade Dev is perhaps best known for...

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Here’s Some Bitcoin: Oh, and You’ve Been Served!

Here’s Some Bitcoin: Oh, and You’ve Been Served!

A California man who lost $100,000 in a 2021 SIM-swapping attack is suing the unknown...

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Meet Ika & Sal: The Bulletproof Hosting Duo from Hell

Meet Ika & Sal: The Bulletproof Hosting Duo from Hell

In 2020, the United States brought charges against four men accused of building...

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Happy 14th Birthday, KrebsOnSecurity!

Happy 14th Birthday, KrebsOnSecurity!

KrebsOnSecurity celebrates its 14th year of existence today! I promised myself this...

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ID Theft Service Resold Access to USInfoSearch Data

ID Theft Service Resold Access to USInfoSearch Data

One of the cybercrime underground's more active sellers of Social Security numbers,...

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Okta: Breach Affected All Customer Support Users

Okta: Breach Affected All Customer Support Users

When KrebsOnSecurity broke the news on Oct. 20, 2023 that identity and authentication...

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ICANN Launches Service to Help With WHOIS Lookups

ICANN Launches Service to Help With WHOIS Lookups

More than five years after domain name registrars started redacting personal data...

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Microsoft Patch Tuesday, December 2023 Edition

Microsoft Patch Tuesday, December 2023 Edition

The final Patch Tuesday of 2023 is upon us, with Microsoft Corp. today releasing...

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Ten Years Later, New Clues in the Target Breach

Ten Years Later, New Clues in the Target Breach

On Dec. 18, 2013, KrebsOnSecurity broke the news that U.S. retail giant Target was...

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BlackCat Ransomware Raises Ante After FBI Disruption

BlackCat Ransomware Raises Ante After FBI Disruption

The U.S. Federal Bureau of Investigation (FBI) disclosed today that it infiltrated...

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Alleged Extortioner of Psychotherapy Patients Faces Trial

Alleged Extortioner of Psychotherapy Patients Faces Trial

Prosecutors in Finland this week commenced their criminal trial against Julius Kivimäki,...

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Microsoft Patch Tuesday, November 2023 Edition

Microsoft Patch Tuesday, November 2023 Edition

Microsoft today released updates to fix more than five dozen security holes in its...

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It’s Still Easy for Anyone to Become You at Experian

It’s Still Easy for Anyone to Become You at Experian

In the summer of 2022, KrebsOnSecurity documented the plight of several readers...