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There's Now a Linux Version of This Dangerous VMware Ransomware

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A ransomware operation known as Akira has been seen encrypting VMware ESXi virtual machines using a Linux encryptor after a couple of months of targeting Windows systems.

LinuxSecurity.com Team
Jun 30, 2023

Chinese Hackers Use DNS-over-HTTPS for Linux Malware Communication

The Chinese threat group 'ChamelGang' infects Linux devices with a previously unknown implant named 'ChamelDoH,' allowing DNS-over-HTTPS communications with attackers' servers.

LinuxSecurity.com Team
Jun 15, 2023

Firefox 114 Updates Security and Improves DNS over HTTPS Accessibility

Firefox 114.0 and Firefox 102.12.0 ESR are the June 2023 releases of Mozilla's Firefox web browser. Official release date is June 6, 2023.

LinuxSecurity.com Team
Jun 13, 2023

New Linux Ransomware Strain BlackSuit Shows Striking Similarities to Royal

An analysis of the Linux variant of a new ransomware strain called BlackSuit has covered significant similarities with another ransomware family called Royal.

LinuxSecurity.com Team
Jun 04, 2023

New 'MichaelKors' Ransomware-as-a-Service Targeting Linux and VMware ESXi Systems

A new ransomware-as-service (RaaS) operation called MichaelKors has become the latest file-encrypting malware to target Linux and VMware ESXi systems as of April 2023.

LinuxSecurity.com Team
May 15, 2023

Cow-encryptor Turns Your Secret Documents Into a Series of Moos

Secure your documents, notes, and plaintext passwords on Linux by turning the text into a series of "moos" using Cow-encryptor.

LinuxSecurity.com Team
May 06, 2023

Fedora Workstation Aiming To Improve Encryption, Possibly Encrypted Disk By Default In The Future

Fedora Workstation developers and those involved at Red Hat have been working to improve the state of disk encryption on Fedora with a end-goal of possibly making the installer encrypt systems by default.

LinuxSecurity.com Team
Apr 18, 2023

New Money Message Ransomware Attacks Both Windows & Linux Users

Cyble Research and Intelligence Labs (CRIL) discovered a new ransomware group called Money Message. Both Windows and Linux operating systems are targeted by this ransomware, which can encrypt network shares. Experts believe that threat actors may use stealer logs in their operations.

LinuxSecurity.com Team
Apr 10, 2023

New Cylance Ransomware Targets Linux and Windows, Warn Researchers

A new strain of Cylance Ransomware has been discovered, which has already claimed several victims. Researchers noticed it early Friday morning, and further probing revealed that it is targeting Linux and Windows devices.

LinuxSecurity.com Team
Apr 05, 2023

GitHub Publishes RSA SSH Host Keys by Mistake, Issues Update

GitHub has updated its SSH keys after accidentally publishing the private part to the world. Whoops.

LinuxSecurity.com Team
Mar 28, 2023

NordVPN Makes its Meshnet Private Tunnel Free for Everyone

NordVPN's Meshnet private tunnel feature for Windows, macOS, and Linux is now free for everyone, even users who do not have a subscription to NordVPN.

LinuxSecurity.com Team
Mar 23, 2023

New TPM 2.0 Flaws Could Let Hackers Steal Cryptographic Keys

The Trusted Platform Module (TPM) 2.0 specification is affected by two buffer overflow vulnerabilities that could allow attackers to access or overwrite sensitive data, such as cryptographic keys.

LinuxSecurity.com Team
Mar 06, 2023

SUPERCON 2022: Kuba Tyszko Cracks Encrypted Software

[Kuba Tyszko] like many of us, has been hacking things from a young age. An early attempt at hacking around with grandpa’s tractor might have been swiftly quashed by his father, but likely this was not the last such incident.

LinuxSecurity.com Team
Feb 22, 2023

What Is OpenSSL?

Secure Sockets Layer (SSL) is an internet security protocol. It establishes encrypted connections between computers on a network, such as the internet. The OpenSSL Project dates back to 1998 to develop a free, versatile set of encryption tools for online use.

LinuxSecurity.com Team
Feb 21, 2023

Serious Security: GnuTLS Follows OpenSSL, Fixes Timing Attack Bug

Last week, we wrote about a bunch of memory management bugs that were fixed in the latest security update of the popular OpenSSL encryption library. Along with those memory bugs, we also reported on a bug dubbed CVE-2022-4304: Timing Oracle in RSA Decryption.

LinuxSecurity.com Team
Feb 15, 2023

Linux Variant of Clop Ransomware Spotted, But Uses Faulty Encryption Algorithm

The first-ever Linux variant of the Clop ransomware has been detected in the wild, but with a faulty encryption algorithm that has made it possible to reverse engineer the process.

LinuxSecurity.com Team
Feb 13, 2023

Clop Ransomware Flaw Allowed Linux Victims to Recover Files for Months

The Clop ransomware gang is now also using a malware variant that explicitly targets Linux servers, but a flaw in the encryption scheme has allowed victims to quietly recover their files for free for months.

LinuxSecurity.com Team
Feb 07, 2023

Intel's "DOITM" Security Feature Not Intended For Always-On Use, Linux Patches To Be Revised

Last week I wrote about Linux developers evaluating a new "DOITM" security mitigation for the latest Intel CPUs. While the cost for now of engaging the Data Operand Independent Timing Mode (DOITM) functionality is minimal, following internal Intel engineering discussions it looks like the Linux kernel patches will need to be re-worked with this functionality not intended to always be enabled.

LinuxSecurity.com Team
Feb 06, 2023

Linux Will Now Better Handle AMD SEV-SNP To Avoid Undefined Behavior For Old VMs

Merged on Sunday prior to tagging Linux 6.2-rc6 is a late "fix" for the AMD Secure Encrypted Virtualization Secure Nested Paging (SEV-SNP) code to avoid possible situations of undefined behavior with difficult to debug issues where a modern Linux host with SEV-SNP may try booting a Linux virtual machine with an outdated kernel.

LinuxSecurity.com Team
Jan 30, 2023

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New Boldmove Linux Malware Used to Backdoor Fortinet Devices

Suspected Chinese hackers exploited a recently disclosed FortiOS SSL-VPN vulnerability as a zero-day in December, targeting a European government and an African MSP with a new custom 'BOLDMOVE' Linux and Windows malware.

LinuxSecurity.com Team
Jan 24, 2023

Cryptography - Page 1.6

Abyss Locker Ransomware Targets Linux & Windows Users

Linux Foundation Joins Post-Quantum Cryptography Alliance

New Decryption Key Available for Babuk Tortilla Ransomware Victims