Krebs on Security

APRIL 28, 2020

As it turned out, calling the phone number on the back of the credit card from the phone number linked with the card provided the most recent transactions without providing any form of authentication.” Dozens of cybercrime shops traffic in this stolen data, which is more traditionally used to defraud online merchants.

Scams 359

Scams Banking Accountability Financial Services 359

Krebs on Security

MARCH 31, 2022

At issue are forged “emergency data requests,” (EDRs) sent through hacked police or government agency email accounts. ” Tuesday’s story showed how fraudulently obtained EDRs were a tool used by members of LAPSUS$ , the data extortion group that recently hacked Microsoft , NVIDIA , Okta and Samsung.

Government 258

Government Accountability Education Media 258

Krebs on Security

DECEMBER 8, 2022

First spotted in mid-August 2022 , Venus is known for hacking into victims’ publicly-exposed Remote Desktop services to encrypt Windows devices. Using hard-to-crack unique passwords to protect sensitive data and accounts, as well as enabling multi-factor authentication. healthcare organizations.

Healthcare 265

Healthcare Backups Ransomware Insurance 265

Krebs on Security

FEBRUARY 28, 2023

In each case, the goal of the attackers was the same: Phish T-Mobile employees for access to internal company tools, and then convert that access into a cybercrime service that could be hired to divert any T-Mobile user’s text messages and phone calls to another device. ” TMO UP! .”

Mobile 312

Mobile Phishing Authentication Advertising 312

Krebs on Security

MARCH 29, 2022

The reality that teenagers are now impersonating law enforcement agencies to subpoena privileged data on their targets at whim is evident in the dramatic backstory behind LAPSUS$ , the data extortion group that recently hacked into some of the world’s most valuable technology companies , including Microsoft , Okta , NVIDIA and Vodafone.

Accountability 275

Accountability Government Hacking Social Engineering 275

Krebs on Security

SEPTEMBER 2, 2021

Here’s the story of a cybercrime group that compromises up to 100,000 email inboxes per day, and apparently does little else with this access except siphon gift card and customer loyalty program data that can be resold online. mail server responds “OK” = successful access).

Accountability 292

Accountability Authentication Passwords Hacking 292

Krebs on Security

JULY 29, 2021

Our continued reliance on passwords for authentication has contributed to one toxic data spill or hack after another. “If you were to look [on cybercrime forums] at the past history of people posting about that Ledger database, you’d see people were selling it privately for months prior to that,” Nixon said.

Passwords 356

Passwords Password Management Phishing Scams 356

Krebs on Security

APRIL 27, 2022

When KrebsOnSecurity recently explored how cybercriminals were using hacked email accounts at police departments worldwide to obtain warrantless Emergency Data Requests (EDRs) from social media firms and technology providers, many security experts called it a fundamentally unfixable problem. EDR OVERLOAD?

Mobile 184

Mobile Government Media Technology 184