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1213 result(s) for "OT" — best match first.

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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Breaches & leaks

Experts Warn of Hacking Group Targeting Aviation and Defense Sectors

Entities in the aviation, aerospace, transportation, manufacturing, and defense industries have been targeted by a persistent threat group since at least 2017 …

The Hacker News
The Hacker News Breaches & leaks

SolarMarker Malware Uses Novel Techniques to Persist on Hacked Systems

In a sign that threat actors continuously shift tactics and update their defensive measures, the operators of the SolarMarker information stealer and backdoor …

Windows

The Hacker News
The Hacker News Breaches & leaks

New BHUNT Password Stealer Malware Targeting Cryptocurrency Wallets

A new evasive crypto wallet stealer named BHUNT has been spotted in the wild with the goal of financial gain, adding to a list of digital currency stealing mal…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Fedora 35: webkit2gtk3 2022-25a98f5d

Update to 2.34.4: * Fix dire ["Safari Leaks"](https://safarileaks.com/) IndexedDB privacy violation. * Make audio tools (like mixers) display the actual name o…

Linux

The Hacker News
The Hacker News Breaches & leaks

Apple Releases iPhone and iPad Updates to Patch HomeKit DoS Vulnerability

Apple on Wednesday rolled out software updates for iOS and iPadOS to remediate a persistentdenial-of-service (DoS) issueaffecting the HomeKit smart home framew…

Apple

The Hacker News
The Hacker News Breaches & leaks

Ongoing Autom Cryptomining Malware Attacks Using Upgraded Evasion Tactics

An ongoing crypto mining campaign has upgraded its arsenal while evolving its defense evasion tactics that enable the threat actors to conceal the intrusions a…

The Hacker News
The Hacker News Breaches & leaks

Hackers Exploit Log4j Vulnerability to Infect Computers with Khonsari Ransomware

Romanian cybersecurity technology company Bitdefender on Monday revealed that attempts are being made to target Windows machines with a novel ransomware family…

Windows

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

SciLinux: SLSA-2021-5046-1 Important: thunderbird on SL7.x x86_

This update upgrades Thunderbird to version 91.4.0. * Mozilla: Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4 * Mozilla: URL leakage when navigati…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

SciLinux: SLSA-2021-5014-1 Important: firefox on SL7.x x86_

This update upgrades Firefox to version 91.4.0 ESR. * Mozilla: Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4 * Mozilla: URL leakage when navigati…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian LTS: DLA-2827-1: bluez security upda

Several vulnerabilities were discovered in BlueZ, the Linux Bluetooth protocol stack. An attacker could cause a denial-of-service (DoS) or leak information.

Linux

The Hacker News
The Hacker News Breaches & leaks

Experts Expose Secrets of Conti Ransomware Group That Made 25 Million from Victims

The clearnet and dark web payment portals operated by theÂContiÂransomware group have gone down in what appears to be an attempt to shift to new infrastructure…

The Hacker News
The Hacker News Breaches & leaks

Hackers Set Up Fake Company to Get IT Experts to Launch Ransomware Attacks

The financially motivated FIN7 cybercrime gang has masqueraded as yet another fictitious cybersecurity company called "Bastion Secure" to recruit unwitting sof…

The Hacker News
The Hacker News Breaches & leaks

REvil Ransomware Gang Goes Underground After Tor Sites Were Compromised

REvil, the notorious ransomware gang behind a string of cyberattacks in recent years, appears to have gone off the radar once again, a little over a month afte…

The Hacker News
The Hacker News Breaches & leaks

Ransomware Group FIN12 Aggressively Going After Healthcare Targets

An "aggressive" financially motivated threat actor has been identified as linked to a string of RYUK ransomware attacks since October 2018, while maintaining c…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Mageia 2021-0469: firefox security upda

Due to a data race in the crossbeam-deque in the crossbeam crate, one or more tasks in the worker queue could have been be popped twice instead of other tasks …

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

RansomEXX ransomware Linux encryptor may damage victims' fil

It has been discovered that the RansomExx ransomware gang does not correctly lock Linux files during encryption, leading to potentially corrupted files.

Linux

The Hacker News
The Hacker News Breaches & leaks

Traffic Exchange Networks Distributing Malware Disguised as Cracked Software

An ongoing campaign has been found to leverage a network of websites acting as a "dropper as a service" to deliver a bundle of malware payloads to victims look…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

SciLinux: SLSA-2021-3336-1 Important: sssd on SL7.x x86_

sssd: shell command injection in sssctl (CVE-2021-3621) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and …

Linux

The Hacker News
The Hacker News Breaches & leaks

Researchers Detail Modus Operandi of ShinyHunters Cyber Crime Group

ShinyHunters, a notorious cybercriminal underground group that's been on a data breach spree since last year, has been observed searching companies' GitHub rep…

GitHub

The Hacker News
The Hacker News Breaches & leaks

Ransomware Attacks Targeting Unpatched EOL SonicWall SMA 100 VPN Appliances

Networking equipment maker SonicWall is alerting customers of an "imminent" ransomware campaign targeting its Secure Mobile Access (SMA) 100 series and Secure …

VPN

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Mozilla Firefox 90 Is Now Available for Download, Removes Built-In FTP Suppo

Mozilla Firefox 90 is now available to Linux users for download, removing built-in FTP (File Transfer Protocol) support, and introducing support for Fetch Meta…

Linux

The Hacker News
The Hacker News Breaches & leaks

Kaseya Supply-Chain Attack Hits Nearly 40 Service Providers With REvil Ransomware

Threat actors behind the notorious REvil cybercrime operation appear to have pushed ransomware via an update for Kaseya's IT management software, hitting aroun…

The Hacker News
The Hacker News Breaches & leaks

Researchers Leak PoC Exploit for a Critical Windows RCE Vulnerability

A proof-of-concept (PoC) exploit related to a remote code execution vulnerability affecting Windows Print Spooler and patched by Microsoft earlier this month w…

Windows

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Mageia 2021-0302: openvpn security upda

OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authe…