Latest coverage for FBI

Spain arrested a suspected CARR and Z-Pentest collaborator in an FBI-led probe for aiding pro-Russian hackers, coordinating attacks, and using crypto. Spanish National Police arrested a man in Palencia last March on charges of membership in and collaboration with a terrorist organization, glorifying terrorism, and computer damage. The investigation, carried out jointly with the FBI, […]

U.S. prosecutors linked an alleged Scattered Spider hacker to a break-in at a luxury jewelry retailer using a persistent Windows device ID, according to a newly unsealed federal complaint

Palencia man suspected of links to CARR, Z-Pentest, and NoName057(16), plus helping a Ukrainian hacker flee to Russia

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 […]

Other residential proxy brands may rely on the same network

Researchers warn that collaboration could lead to “unprecedented” ransomware attacks, as FBI also issues warning

The NetNut proxy network and the ‘Popa’ botnet are known to have infected devices with variants of Mirai DDoS botnets

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.

Google has significantly degraded NetNut, one of the biggest networks that turns home devices into rented relays for other people's traffic

Ukraine’s SSU and the FBI Just Confirmed Russian Intelligence Has Been Systematically Hacking Messenger Accounts for Years. The Security Service of Ukraine (SSU), working jointly with the FBI, has formally exposed a sustained Russian intelligence campaign targeting the messaging accounts of government officials, military personnel, politicians, and activists across Ukraine, Europe, and the United States. […]

The FBI claims Russian spies are targeting Signal backup keys

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. New FBI Alert: Russian Intelligence Uses Signal Recovery Keys to Access Messages Hospitality Sector Hit by […]

The Security Service of Ukraine (SSU) said it, together with the U.S. Federal Bureau of Investigation (FBI), uncovered a long-running campaign orchestrated by Russian intelligence services to break into the messaging accounts of government officials, military personnel, politicians, and activists in Ukraine, Europe, and the U.S

FBI warns Russian spies now target Signal Backup Recovery Keys, enabling access to message history and long-term account takeover. The FBI and CISA updated their March 2026 warning about Russian intelligence phishing campaigns, and the new advisory adds a detail that wasn’t in the original: the operators have shifted their primary objective from stealing verification […]

The FBI and CISA are warning that a phishing campaign targeting Signal users tied to Russian intelligence services has evolved to steal Signal Backup Recovery Keys, allowing attackers to access victims' historical messages. [...]

The FBI and CISA have updated their March warning about Russian intelligence phishing Signal accounts, and the operators have added a step: they now coax targets into handing over their Signal Backup Recovery Key

The FBI claims couriers are being used to circumvent bank transfers in crypto investment schemes

The U.S. Federal Bureau of Investigation (FBI) warned that criminals are using couriers to collect money from victims of cryptocurrency investment scams, also known as pig butchering or romance baiting. [...]

In a coordinated effort, the FBI, working with Google and Black Lotus Labs, has dismantled a massive Chinese phishing-as-a-service operation called Outsider Enterprise with thousands of phishing websites used to steal credit card data and passwords. [...]