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1215 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

Monti Ransomware Returns with New Linux Variant and Enhanced Evasion Tactics

The threat actors behind the Monti ransomware have resurfaced after a two-month break with a new Linux version of the encryptor in its attacks targeting govern…

Linux

The Hacker News
The Hacker News Breaches & leaks

Malware Unleashed: Public Sector Hit in Sudden Surge, Reveals New Report

The just-released BlackBerry Global Threat Intelligence Report reveals a 40% increase in cyberattacks against government and public service organizations versu…

The Hacker News
The Hacker News Breaches & leaks

China-Linked Hackers Strike Worldwide: 17 Nations Hit in 3-Year Cyber Campaign

Hackers associated with China's Ministry of State Security (MSS) have been linked to attacks in 17 different countries in Asia, Europe, and North America from …

The Hacker News
The Hacker News Breaches & leaks

New Report Exposes Vice Society's Collaboration with Rhysida Ransomware

Tactical similarities have been unearthed between the double extortion ransomware group known as Rhysida and Vice Society, including in their targeting of educ…

The Hacker News
The Hacker News Breaches & leaks

New Yashma Ransomware Variant Targets Multiple English-Speaking Countries

An unknown threat actor is using a variant of the Yashma ransomware to target various entities in English-speaking countries, Bulgaria, China, and Vietnam at l…

Cisco

The Hacker News
The Hacker News Breaches & leaks

Hundreds of Citrix NetScaler ADC and Gateway Servers Hacked in Major Cyber Attack

Hundreds of Citrix NetScaler ADC and Gateway servers have been breached by malicious actors to deploy web shells, according to the Shadowserver Foundation.The …

Citrix

The Hacker News
The Hacker News Breaches & leaks

Casbaneiro Banking Malware Goes Under the Radar with UAC Bypass Technique

The financially motivated threat actors behind theCasbaneirobanking malware family have been observed making use of a User Account Control (UAC) bypass techniq…

The Hacker News
The Hacker News Breaches & leaks

Local Governments Targeted for Ransomware – How to Prevent Falling Victim

Regardless of the country, local government is essential in most citizens' lives. It provides many day-to-day services and handles various issues. Therefore, t…

The Hacker News
The Hacker News Breaches & leaks

Mallox Ransomware Exploits Weak MS-SQL Servers to Breach Networks

Mallox ransomware activities in 2023 have witnessed a 174% increase when compared to the previous year, new findings from Palo Alto Networks Unit 42 reveal."Ma…

Palo Alto

The Hacker News
The Hacker News Breaches & leaks

North Korean State-Sponsored Hackers Suspected in JumpCloud Supply Chain Attack

An analysis of the indicators of compromise (IoCs) associated with the JumpCloud hack has uncovered evidence pointing to the involvement of North Korean state-…

The Hacker News
The Hacker News Breaches & leaks

FIN8 Group Using Modified Sardonic Backdoor for BlackCat Ransomware Attacks

The financially motivated threat actor known as FIN8 has been observed using a "revamped" version of a backdoor calledSardonicto deliver theBlackCat ransomware…

The Hacker News
The Hacker News Breaches & leaks

Critical Security Flaws Uncovered in Honeywell Experion DCS and QuickBlox Services

Multiple security vulnerabilities have been discovered in various services, including Honeywell Experion distributed control system (DCS) and QuickBlox, that, …

The Hacker News
The Hacker News Breaches & leaks

PicassoLoader Malware Used in Ongoing Attacks on Ukraine and Poland

Government entities, military organizations, and civilian users in Ukraine and Poland have been targeted as part of a series of campaigns designed to steal sen…

The Hacker News
The Hacker News Breaches & leaks

How Pen Testing can Soften the Blow on Rising Costs of Cyber Insurance

As technology advances and organizations become more reliant on data, the risks associated with data breaches and cyber-attacks also increase. The introduction…

The Hacker News
The Hacker News Breaches & leaks

INTERPOL Nabs Hacking Crew OPERA1ER's Leader Behind $11 Million Cybercrime

A suspected senior member of a French-speaking hacking crew known as OPERA1ER has been arrested as part of an international law enforcement operation codenamed…

The Hacker News
The Hacker News Breaches & leaks

RedEnergy Stealer-as-a-Ransomware Threat Targeting Energy and Telecom Sectors

A sophisticated stealer-as-a-ransomware threat dubbedRedEnergyhas been spotted in the wild targeting energy utilities, oil, gas, telecom, and machinery sectors…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian LTS: DLA-3478-1: yajl security update

A memory leak has been found in yajl, a JSON parser / small validating JSON generator written in ANSI C, which might allow an attacker to cause an out of memor…

Linux

The Hacker News
The Hacker News Breaches & leaks

New Mockingjay Process Injection Technique Could Let Malware Evade Detection

A new process injection technique dubbed Mockingjay could be exploited by threat actors to bypass security solutions to execute malicious code on compromised s…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian LTS: DLA-3458-1: php7.3 security update

Niels Dossche and Tim D'¼sterhus discovered that PHP's implementation of the SOAP HTTP Digest authentication did not check for failures, which may result in a …

Linux PHP

The Hacker News
The Hacker News Breaches & leaks

Third Flaw Uncovered in MOVEit Transfer App Amidst Cl0p Ransomware Mass Attack

Progress Software on Thursdaydiscloseda third vulnerability impacting its MOVEit Transfer application, as the Cl0p cybercrime gang deployed extortion tactics a…

The Hacker News
The Hacker News Breaches & leaks

Ransomware Hackers and Scammers Utilizing Cloud Mining to Launder Cryptocurrency

Ransomware actors and cryptocurrency scammers have joined nation-state actors in abusing cloud mining services to launder digital assets, new findings reveal."…

The Hacker News
The Hacker News Breaches & leaks

Cyclops Ransomware Gang Offers Go-Based Info Stealer to Cybercriminals

Threat actors associated with theCyclops ransomwarehave been observed offering an information stealer malware that's designed to capture sensitive data from in…

The Hacker News
The Hacker News Breaches & leaks

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 calledRoyal.Tr…

Linux VMware

The Hacker News
The Hacker News Breaches & leaks

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 andVMware ESXi systemsas of April…

Linux VMware