An attacker pushed a malicious version of the popular elementary-data package Python Package Index (PyPI) to steal sensitive developer data and cryptocurrency wallets. [...]

The ShinyHunters extortion group stole the personal information of 5.5 million individuals after breaching the systems of home security giant ADT earlier this month, according to data breach notification service Have I Been Pwned. [...]

On Thursday, April 30 at 2:00 PM ET, BleepingComputer will host a live webinar with threat intelligence company Flare and threat intelligence researcher Tammy Harper, exploring how security teams can identify early warning signs of attacks before they escalate into incidents. [...]

Medical device giant Medtronic disclosed last week that hackers breached its network and accessed data in "certain corporate IT systems." [...]

​22-year-old Evan Tangeman of Newport Beach, California, was sentenced to 70 months in prison for laundering funds stolen in a massive $230 million cryptocurrency heist. [...]

Three seconds of audio is all it takes to clone a voice for fraud. Adaptive Security shows how deepfake calls trick employees into sending real money—and why most defenses don't catch them. [...]

Itron, Inc. has disclosed, via an 8-K filing with the U.S. Securities and Exchange Commission (SEC), a cybersecurity incident in which an unauthorized third party accessed certain internal systems. [...]

A threat group tracked as UNC6692 uses social engineering to deploy a new, custom malware suite named 'Snow' which includes a browser extension, a tunneler, and a backdoor. [...]

Home security giant ADT has confirmed a data breach after the ShinyHunters extortion group threatened to leak stolen data unless a ransom is paid. [...]

Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. [...]

Websites for some of the world’s most prestigious universities are serving explicit porn and malicious content after scammers exploited the shoddy record-keeping of the site administrators, a researcher found recently. The sites included berkeley.edu, columbia.edu, and washu.edu, the official domains for the University of California …

A new financially motivated hacking group tracked as BlackFile has been linked to a wave of data theft and extortion attacks against retail and hospitality organizations since February 2026. [...]

Microsoft will roll out passkey support for phishing-resistant passwordless authentication to Microsoft Entra‐protected resources from Windows devices starting late April. [...]

A new vulnerability dubbed Pack2TheRoot could be exploited in the PackageKit daemon to allow local Linux users to install or remove system packages and gain root permissions. [...]

Article 9 of DORA makes authentication and access control a legal obligation for EU financial entities. Here is what the regulation requires, and what a breach looks like when those controls are missing. [...]

Over 10,000 Zimbra Collaboration Suite (ZCS) instances exposed online are vulnerable to ongoing attacks exploiting a cross-site scripting (XSS) security flaw. [...]

Hackers are actively exploiting a critical vulnerability in the Breeze Cache plugin for WordPress that allows uploading arbitrary files on the server without authentication. [...]

A relatively new ransomware family is using a novel approach to hype the strength of the encryption used to scramble files—making, or at least claiming, that it is protected against attacks by quantum computers. Kyber, as the ransomware is called, has been around since at least last September …

The Bitwarden CLI was briefly compromised after attackers uploaded a malicious @bitwarden/cli package to npm containing a credential-stealing payload capable of spreading to other projects. [...]

Recently observed Trigona ransomware attacks are using a custom, command-line tool to steal data from compromised environments faster and more efficiently. [...]

Hackers have compromised Docker images, VSCode and Open VSX extensions for the Checkmarx KICS analysis tool to harvest sensitive data from developer environments. [...]

Dutch cosmetics giant Rituals disclosed a data breach after attackers stole the personal information of an undisclosed number of customers from its "My Rituals" membership database. [...]

Password resets are one of the easiest ways for attackers to bypass security controls. Specops Software shows how helpdesk social engineering turns a seemingly legitimate reset request into full account compromise. [...]

The United Kingdom's National Cyber Security Centre (NCSC-UK) and international partners warned that China-nexus hackers are increasingly using large-scale proxy networks of hijacked consumer devices to evade detection and disguise their malicious activity. [...]

A previously undocumented state-backed threat actor named GopherWhisper is using a Go-based custom toolkit and legitimate services like Microsoft 365 Outlook, Slack, and Discord in attacks against government entities. [...]