A threat actor claims to be selling public and private data of 400 million Twitter users scraped in 2021 using a now-fixed API vulnerability. They're asking $200,000 for an exclusive sale.

In a 'confidential' email notification sent by Okta and seen by BleepingComputer, the company states that attackers gained access to its GitHub repositories this month and stole the company's source code.

Microsoft has revoked several Chardware developer accounts after drivers signed through their profiles were used in cyberattacks, including ransomware incidents.

Cisco has disclosed today a high-severity zero-day vulnerability affecting the latest generation of its IP phones and exposing them to remote code execution and denial of service (DoS) attacks.

Apple introduced today Advanced Data Protection for iCloud, a new feature that uses end-to-end encryption to protect sensitive iCloud data, including backups, Photos, Notes, and more.

Multiple platform certificates used by Android OEM device vendors to digitally sign core system applications have also been used to sign Android apps containing malware.

LastPass says unknown attackers breached its cloud storage using information stolen during a previous security incident from August 2022. The company added that, once in, the threat actors also managed to access customer data stored in the compromised storage service.

Proof-of-concept exploit code has been released online for two actively exploited and high-severity vulnerabilities in Microsoft Exchange, collectively known as ProxyNotShell.

A new and destructive 'Azov Ransomware' data wiper is being heavily distributed through pirated software, key generators, and adware bundles, trying to frame well-known security researchers by claiming they are behind the attack.

Two new extortion gangs named 'TommyLeaks' and 'SchoolBoys' are targeting companies worldwide. However, there is a catch — they are both the same ransomware gang.

A new Windows zero-day allows threat actors to use malicious JavaScript files to bypass Mark-of-the-Web security warnings. Threat actors are already seen using the zero-day bug in ransomware attacks.

The notorious North Korean hacking group 'Lazarus' was seen installing a Windows rootkit that abuses a Dell hardware driver in a Bring Your Own Vulnerable Driver attack.

The LockBit ransomware operation has suffered a breach, with an allegedly disgruntled developer leaking the builder for the gang's newest encryptor.

Revolut is sending out notices of a data breach to a small percentage of impacted users, informing them of a security incident where an unauthorized third party accessed internal data.

North Korean hackers from the Lazarus group have been using a signed malicious executable for macOS to impersonate Coinbase and lure in employees in the financial technology sector.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two more flaws to its catalog of Known Exploited Vulnerabilities, based on evidence of active exploitation.

Microsoft has discovered that an access broker it tracks as DEV-0206 uses the Raspberry Robin Windows worm to deploy a malware downloader on networks where it also found evidence of malicious activity matching Evil Corp tactics.

Microsoft says that a recently spotted Windows worm has been found on the networks of hundreds of organizations from various industry sectors.

The LockBit ransomware operation has released 'LockBit 3.0,' introducing the first ransomware bug bounty program and leaking new extortion tactics and Zcash cryptocurrency payment options.

The Conti ransomware operation has finally shut down its last public-facing infrastructure, consisting of two Tor servers used to leak data and negotiate with victims, closing the final chapter of the notorious cybercrime brand.

7-zip has finally added support for the long-requested 'Mark-of-the-Web' Windows security feature, providing better protection from malicious downloaded files.

The Government of Canada announced its intention to ban the use of Huawei and ZTE telecommunications equipment and services across the country's 5G and 4G networks.

The US Department of Justice today said that Moises Luis Zagala Gonzalez (Zagala), a 55-year-old cardiologist with French and Venezuelan citizenship residing in Ciudad Bolivar, Venezuela, created and rented Jigsaw and Thanos ransomware to cybercriminals.

The Costa Rican President Rodrigo Chaves has declared a national emergency following cyber attacks from Conti ransomware group on multiple government bodies. BleepingComputer also observed Conti published most of the 672 GB dump that appears to contain data belonging to the Costa Rican government agencies. The declaration was signed into law by Chaves on Sunday, May 8th, same day as the economist and former Minister of Finance effectively became the country's 49th and current president.

GitHub revealed today that an attacker is using stolen OAuth user tokens (issued to Heroku and Travis-CI) to download data from private repositories.

The RaidForums hacker forum, used mainly for trading and selling stolen databases, has been shut down and its domain seized by U.S. law enforcement during Operation TOURNIQUET, an action coordinated by Europol that involved law enforcement agencies in several countries.

Security researchers have uncovered a long-running malicious campaign from hackers associated with the Chinese government who are using VLC Media Player to launch a custom malware loader.