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FBI: Spike in Hacked Police Emails, Fake Subpoenas

Krebs on Security

The Federal Bureau of Investigation (FBI) is urging police departments and governments worldwide to beef up security around their email systems, citing a recent increase in cybercriminal services that use hacked police email accounts to send unauthorized subpoenas and customer data requests to U.S.-based based technology companies.

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Account Hijacking Site OGUsers Hacked, Again

Krebs on Security

For at least the third time in its existence, OGUsers — a forum overrun with people looking to buy, sell and trade access to compromised social media accounts — has been hacked. An offer by the apparent hackers of OGUsers, offering to remove account information from the eventual database leak in exchange for payment.

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Sendgrid Under Siege from Hacked Accounts

Krebs on Security

Email service provider Sendgrid is grappling with an unusually large number of customer accounts whose passwords have been cracked, sold to spammers, and abused for sending phishing and email malware attacks. “And I just am not seeing anything this egregious in terms of viruses and spams from the other email service providers.”

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Facebook, Instagram, TikTok and Twitter Target Resellers of Hacked Accounts

Krebs on Security

Facebook, Instagram , TikTok , and Twitter this week all took steps to crack down on users involved in trafficking hijacked user accounts across their platforms. Facebook said it targeted a number of accounts tied to key sellers on OGUsers, as well as those who advertise the ability to broker stolen account sales. THE MIDDLEMEN.

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Account Hijacking Forum OGusers Hacked

Krebs on Security

com — a forum popular among people involved in hijacking online accounts and conducting SIM swapping attacks to seize control over victims’ phone numbers — has itself been hacked, exposing the email addresses, hashed passwords, IP addresses and private messages for nearly 113,000 forum users.

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Feds Charge Five Men in ‘Scattered Spider’ Roundup

Krebs on Security

Federal prosecutors in Los Angeles this week unsealed criminal charges against five men alleged to be members of a hacking group responsible for dozens of cyber intrusions at major U.S. The Spanish police told local media that Buchanan, who allegedly went by the alias “ Tylerb ,” at one time possessed Bitcoins worth $27 million.

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FBI Arrests Alleged Owner of Deer.io, a Top Broker of Stolen Accounts

Krebs on Security

FBI officials last week arrested a Russian computer security researcher on suspicion of operating deer.io , a vast marketplace for buying and selling stolen account credentials for thousands of popular online services and stores. also is a favored marketplace for people involved in selling phony social media accounts.