Latest cybersecurity reporting from selected sources.

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. U.S. Government Agency Paid $1M to Data Extortion Group Kairos FBI: TeamPCP Compromised Dev Tools to […]

FBI says TeamPCP poisoned trusted developer tools to steal cloud credentials, spread malware through software updates, and extort victims. On July 2, 2026, the FBI published a FLASH alert identifying the criminal group called TeamPCP and detailing how it compromised widely used developer and security tools to steal credentials from victim environments at scale. The […]

The Federal Bureau of Investigation (FBI) said today it worked with industry partners to seize hundreds of domains associated with NetNut, a sprawling residential proxy service operated by the publicly-traded Israeli company Alarum Technologies [NASDAQ: ALAR]. The action comes roughly two weeks after KrebsOnSecurity published findings from multiple security firms connecting NetNut to the Popa botnet, a collection of at least two million devices that have been compromised by malicious software with little or no consent from victims.

FBI director site went offline after a hack used a fake Cloudflare page to trick users into running a ClickFix attack that installed malware. The merchandise website of FBI director Kash Patel (basedapparel[.]com) was taken offline on Friday after reports that it had been compromised by hackers using it to spread malware. The malware was […]

The FBI deployed a method to unplug US-based routers compromised by APT28 from the threat actor’s malicious network

U.S. victims lost nearly $21 billion to cyber-enabled crimes last year, driven primarily by investment scams, business email compromise, tech support fraud, and data breaches, the Federal Bureau of Investigation says. [...]

The FBI said it was aware of hackers targeting Patel’s personal email, and that no government information was taken. The post Iranian hackers, Handala, claim to compromise FBI Director Kash Patel’s personal data appeared first on CyberScoop.

PLUS: US takes down Iranian propaganda sites; Marketing company asks 'Why Do We Have Your Information?' And more! Infosec In Brief Russian intelligence-affiliated parties are posing as customer support services on commercial messaging applications such as Signal to compromise accounts and conduct phishing attacks, the FBI and Cybersecurity and Infrastructure Security Agency (CISA) warned last Friday.…

Threat actors affiliated with Russian Intelligence Services are conducting phishing campaigns to compromise commercial messaging applications (CMAs) like WhatsApp and Signal to seize control of accounts belonging to individuals with high intelligence value, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) and Federal Bureau of Investigation (FBI) said Friday

The FBI has issued a public service announcement warning that Russian intelligence-linked threat actors are actively targeting users of encrypted messaging apps such as Signal and WhatsApp in phishing campaigns that have already compromised thousands of accounts. [...]

FBI warns these cyber-physical attacks are on the rise Thieves stole more than $20 million from compromised ATMs last year using a malware-assisted technique that the FBI says is on the uptick across the United States.…

The cybercriminals in control of Kimwolf -- a disruptive botnet that has infected more than 2 million devices -- recently shared a screenshot indicating they'd compromised the control panel for Badbox 2.0, a vast China-based botnet powered by malicious software that comes pre-installed on many Android TV streaming boxes. Both the FBI and Google say they are hunting for the people behind Badbox 2.0, and thanks to bragging by the Kimwolf botmasters we may now have a much clearer idea about that.

The FBI has issued a FLASH alert warning that two threat clusters, tracked as UNC6040 and UNC6395, are compromising organizations' Salesforce environments to steal data and extort victims. [...]

The U.S. Federal Bureau of Investigation (FBI) has issued a flash alert to release indicators of compromise (IoCs) associated with two cybercriminal groups tracked as UNC6040 and UNC6395 for a string of data theft and extortion attacks

Power utility GM talks to El Reg about getting that call and what happened next Nick Lawler, general manager of the Littleton Electric Light and Water Departments (LELWD), was at home one Friday when he got a call from the FBI alerting him that the public power utility's network had been compromised. The digital intruders turned out to be Volt Typhoon.…

The FBI and CISA have confirmed that US officials’ private communications have been compromised

CISA and the FBI confirmed that Chinese hackers compromised the "private communications" of a "limited number" of government officials after breaching multiple U.S. broadband providers. [...]

Global Botnet's Victims Are in United States, Germany, Romania and Hong KongFBI Director Christopher Wray said Wednesday the bureau seized control of a Chinese-developed botnet that maintained access to thousands of compromised devices across the globe as part of an effort to launch widespread disruptive cyberattacks. The botnet is a Mirai variant.

The Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) are alerting the public of false claims that the U.S. voter registration data has been compromised in cyberattacks. [...]

The FBI and CISA are warning citizens of attempts to convince voters that US election infrastructure has been compromised. (It hasn't been.)