Grubhub confirms hackers stole data in recent security breach

Food delivery platform Grubhub has confirmed a recent data breach after hackers accessed its systems, with sources telling BleepingComputer the company is now facing extortion demands. [...]

https://www.bleepingcomputer.com/news/security/grubhub-confirms-hackers-stole-data-in-recent-security-breach/

 Gootloader now uses 1,000-part ZIP archives for stealthy delivery

The Gootloader malware, typically used for initial access, is now using a malformed ZIP archive designed to evade detection by concatenating up to 1,000 archives. [...]

https://www.bleepingcomputer.com/news/security/gootloader-now-uses-1-000-part-zip-archives-for-stealthy-delivery/

 ChatGPT is now more reliable at finding and remembering your past chat

OpenAI is rolling out a big upgrade for ChatGPT with support for advanced chat history search, but the feature is rolling out to Plus and Pro subscribers only. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/chatgpt-is-now-more-reliable-at-finding-and-remembering-your-past-chat/

 Google now lets you change your @gmail.com address, rolling out

Google has confirmed that it's now possible to change your @gmail.com address. This means that if your current email is xyz@gmail.com, you can now change it to abc@gmail.com. [...]

https://www.bleepingcomputer.com/news/technology/google-now-lets-you-change-your-gmailcom-address-rolling-out/

 Microsoft: Some Windows PCs fail to shut down after January update

Microsoft has confirmed a new issue that prevents Windows 11 23H2 devices with System Guard Secure Launch enabled from shutting down. [...]

https://www.bleepingcomputer.com/news/security/microsoft-some-windows-pcs-fail-to-shut-down-after-january-update/

 Cisco finally fixes AsyncOS zero-day exploited since November

​Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) appliances since November 2025. [...]

https://www.bleepingcomputer.com/news/security/cisco-finally-fixes-asyncos-zero-day-exploited-since-november/

 Hackers now exploiting critical Fortinet FortiSIEM flaw in attacks

Attackers are now exploiting a critical Fortinet FortiSIEM vulnerability with publicly available proof-of-concept exploit code. [...]

https://www.bleepingcomputer.com/news/security/hackers-now-exploiting-critical-fortinet-fortisiem-vulnerability-in-attacks/

 Microsoft: Windows 11 update causes Outlook freezes for POP users

Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze and hang for users with POP email accounts. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-windows-11-update-causes-outlook-freezes-for-pop-users/

 Verizon starts issuing $20 credits after nationwide outage

Verizon has begun sending text messages with instructions on how to redeem a $20 account credit for last week's nationwide wireless outage. [...]

https://www.bleepingcomputer.com/news/mobile/verizon-starts-issuing-20-credits-after-nationwide-outage/

 China-linked hackers exploited Sitecore zero-day for initial access

An advanced threat actor tracked as UAT-8837 and believed to be linked to China has been focusing on critical infrastructure systems in North America, gaining access by exploiting both known and zero-day vulnerabilities. [...]

https://www.bleepingcomputer.com/news/security/china-linked-hackers-exploited-sitecore-zero-day-for-initial-access/

 Black Basta boss makes it onto Interpol's 'Red Notice' list

The identity of the Black Basta ransomware gang leader has been confirmed by law enforcement in Ukraine and Germany, and the individual has been added to the wanted list of Europol and Interpol. [...]

https://www.bleepingcomputer.com/news/security/black-basta-boss-makes-it-onto-interpols-red-notice-list/

 StealC hackers hacked as researchers hijack malware control panels

A cross-site scripting (XSS) flaw in the web-based control panel used by operators of the StealC info-stealing malware allowed researchers to observe active sessions and gather intelligence on the attackers' hardware. [...]

https://www.bleepingcomputer.com/news/security/stealc-hackers-hacked-as-researchers-hijack-malware-control-panels/

 OpenAI says its new ChatGPT ads won't influence answers

OpenAI has confirmed ChatGPT is getting ads in the coming weeks, but it promises that ads won't influence answers generated by ChatGPT. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/openai-says-its-new-chatgpt-ads-wont-influence-answers/

 ChatGPT Go subscription rolls out worldwide at $8, but it'll show you ads

OpenAI's $8 ChatGPT Go subscription, which gives you 10x more messages, is now available in the United States and other regions. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/chatgpt-go-subscription-rolls-out-worldwide-at-8-but-itll-show-you-ads/

 Malicious GhostPoster browser extensions found with 840,000 installs

Another set of 17 malicious extensions linked to the GhostPoster campaign has been discovered in Chrome, Firefox, and Edge stores, where they accumulated a total of 840,000 installations. [...]

https://www.bleepingcomputer.com/news/security/malicious-ghostposter-browser-extensions-found-with-840-000-installs/

 Credential-stealing Chrome extensions target enterprise HR platforms

Malicious Chrome extensions on the Chrome Web Store masquerading as productivity and security tools for enterprise HR and ERP platforms were discovered stealing authentication credentials or blocking management pages used to respond to security incidents. [...]

https://www.bleepingcomputer.com/news/security/credential-stealing-chrome-extensions-target-enterprise-hr-platforms/

 Google Chrome now lets you turn off on-device AI model powering scam detection

Google Chrome now lets you delete the local AI models that power the "Enhanced Protection" feature, which was upgraded with AI capabilities last year. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/google-chrome-now-lets-you-turn-off-on-device-ai-model-powering-scam-detection/

 Google Chrome tests Gemini-powered AI "Skills"

Google is testing "Skills" for Gemini in Chrome, which will allow AI in Chrome to perform tasks automatically, and it could challenge Perplexity Comet or Edge's Copilot mode. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/google-chrome-tests-gemini-powered-ai-skills/

 CIRO confirms data breach exposed info on 750,000 Canadian investors

The Canadian Investment Regulatory Organization (CIRO) confirmed that the data breach it suffered last year impacts about 750,000 Canadian investors. [...]

https://www.bleepingcomputer.com/news/security/ciro-data-breach-last-year-exposed-info-on-750-000-canadian-investors/

 Microsoft releases OOB Windows updates to fix shutdown, Cloud PC bugs

Microsoft has released multiple emergency, out-of-band updates for Windows 10, Windows 11, and Windows Server to fix two issues caused by the January Patch Tuesday updates. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-releases-oob-windows-updates-to-fix-shutdown-cloud-pc-bugs/

 New OpenAI leak hints at upcoming ChatGPT features

OpenAI is internally testing a new update for ChatGPT, at least on the web. It'll begin rolling out in the coming weeks. [...]

https://www.bleepingcomputer.com/news/artificial-intelligence/new-openai-leak-hints-at-upcoming-chatgpt-features/