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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. Image: Wikipedia.

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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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Seized Genesis Market Data is Now Searchable in Have I Been Pwned, Courtesy of the FBI and "Operation Cookie Monster"

Troy Hunt

In its simplest form, the illegal data marketplace has long involved the exchange of currency for personal records containing attributes such as email addresses, passwords, names, etc. We block known breached passwords. And in turn, the criminals adapt, which brings us to Genesis Market. We implement two factor authentication.

Marketing 355
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Booking.com Phishers May Leave You With Reservations

Krebs on Security

According to the market share website statista.com , booking.com is by far the Internet’s busiest travel service, with nearly 550 million visits in September. Booking.com said it now requires 2FA , which forces partners to provide a one-time passcode from a mobile authentication app (Pulse) in addition to a username and password.

Phishing 260
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Fintech Startup Offers $500 for Payroll Passwords

Krebs on Security

One financial startup that’s targeting the gig worker market is offering up to $500 to anyone willing to hand over the payroll account username and password given to them by their employer, plus a regular payment for each month afterwards in which those credentials still work. This ad, from workplaceunited[.]com,

Passwords 317
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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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Ad Network Sizmek Probes Account Breach

Krebs on Security

[ NASDAQ: SZMK ] says it is investigating a security incident in which a hacker was reselling access to a user account with the ability to modify ads and analytics for a number of big-name advertisers. The company is listed by market analysis firm Datanyze.com as the world third-largest ad server network.