RSS ze světa hackingu


Hackers Exploit 0-Day Gatekeeper Flaw to Attack MacOS Computers

Security is only as strong as the weakest link. As further proof of this, Apple released an update to macOS operating systems to address an actively exploited zero-day vulnerability that could circumvent all security protections, thus permitting unapproved software to run on Macs. The macOS flaw, identified as CVE-2021-30657, was discovered and reported to Apple by security engineer Cedric Owens…

Datum: 27. 4. 2021

FBI, CISA Uncover Tactics Employed by Russian Intelligence Hackers

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), Department of Homeland Security (DHS), and the Federal Bureau of Investigation (FBI) on Monday published a new joint advisory as part of their latest attempts to expose the tactics, techniques, and procedures (TTPs) adopted by the Russian Foreign Intelligence Service (SVR) in its attacks targeting the U.S and foreign entities. By…

Datum: 27. 4. 2021

Minnesota University Apologizes for Contributing Malicious Code to the Linux Project

Researchers from the University of Minnesota apologized to the maintainers of Linux Kernel Project on Saturday for intentionally including vulnerabilities in the project's code, which led to the school being banned from contributing to the open-source project in the future. "While our goal was to improve the security of Linux, we now understand that it was hurtful to the community to make it a…

Datum: 26. 4. 2021

Apple AirDrop Bug Could Leak Your Personal Info to Anyone Nearby

New research has uncovered privacy weaknesses in Apple's wireless file-sharing protocol that could result in the exposure of a user's contact information such as email addresses and phone numbers. "As an attacker, it is possible to learn the phone numbers and email addresses of AirDrop users – even as a complete stranger," said a team of academics from the Technical University of Darmstadt,…

Datum: 26. 4. 2021

How to Test and Improve Your Domain's Email Security?

No matter which type of business you are in, whether small, medium, or large, email has become an irrefutable tool for communicating with your employees, partners, and customers. Emails are sent and received each day in bulk by companies from various sources. In addition, organizations may also employ third-party vendors who may be authorized to send emails on behalf of the company. As a result,…

Datum: 26. 4. 2021

Emotet Malware Destroys Itself From All Infected Computers

Emotet, the notorious email-based Windows malware behind several botnet-driven spam campaigns and ransomware attacks, was automatically wiped from infected computers en masse following a European law enforcement operation. The development comes three months after a coordinated disruption of Emotet as part of "Operation Ladybird" to seize control of servers used to run and maintain the malware…

Datum: 26. 4. 2021

3.2 Billion Leaked Passwords Contain 1.5 Million Records with Government Emails

A staggering number of 3.28 billion passwords linked to 2.18 billion unique email addresses were exposed in what's one of the largest data dumps of breached usernames and passwords. In addition, the leak includes 1,502,909 passwords associated with email addresses from government domains across the world, with the U.S. government alone taking up 625,505 of the exposed passwords, followed by the…

Datum: 26. 4. 2021

Critical RCE Bug Found in Homebrew Package Manager for macOS and Linux

A recently identified security vulnerability in the official Homebrew Cask repository could have been exploited by an attacker to execute arbitrary code on users' machines that have Homebrew installed. The issue, which was reported to the maintainers on April 18 by a Japanese security researcher named RyotaK, stemmed from the way code changes in its GitHub repository were handled, resulting in a…

Datum: 24. 4. 2021

Passwordstate Password Manager Update Hijacked to Install Backdoor on Thousands of PCs

Click Studios, the Australian software company behind the Passwordstate password management application, has notified customers to reset their passwords following a software supply chain attack. The Adelaide-based firm said a bad actor used sophisticated techniques to compromise the software's update mechanism and used it to drop malware on user computers. The breach is said to have occurred…

Datum: 24. 4. 2021

New QNAP NAS Flaws Exploited In Recent Ransomware Attacks - Patch It!

A new ransomware strain called "Qlocker" is targeting QNAP network attached storage (NAS) devices as part of an ongoing campaign and encrypting files in password-protected 7zip archives. First reports of the infections emerged on April 20, with the adversaries behind the operations demanding a bitcoin payment (0.01 bitcoins or about $500.57) to receive the decryption key. In response to the…

Datum: 23. 4. 2021

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