Daily Security Briefing #152
- DjediTech
- Security , Newsletter
- February 1, 2026
Table of Contents
February 1, 2026 | Read Online
Exposed MongoDB instances still targeted, Apple limits iPhone tracking, OpenAI model retirement and more…
Executive Summary
Today’s cybersecurity news highlights include a persistent threat actor targeting exposed MongoDB instances for data extortion, Apple introducing a new feature to limit location tracking on some iPhones and iPads, and significant changes in the AI landscape with OpenAI announcing the retirement of several models. Furthermore, there are indications that ChatGPT may start displaying ads as part of its monetization strategy.
Top Articles
Exposed MongoDB instances still targeted in data extortion attacks
A threat actor is targeting exposed MongoDB instances in automated data extortion attacks demanding low ransoms from owners to restore the data. The attacks indicate a lack of security measures in place for these databases, making them vulnerable to exploitation. The victim’s data is encrypted, and they are asked to pay a small ransom within 3 days.
New Apple privacy feature limits location tracking on iPhones, iPads
Apple is introducing a new privacy feature that lets users limit the precision of location data shared with cellular networks on some iPhone and iPad models. This move aims to protect users’ sensitive information from potential misuse by third-party applications or network providers.
OpenAI is retiring famous GPT-4o model, says GPT 5.2 is good enough
OpenAI has confirmed that it’s retiring ChatGPT’s most popular model called GPT-4o and several other models. This decision comes after the development of a more efficient AI model, GPT 5.2, which OpenAI claims offers better performance.
OpenAI says you can trust ChatGPT answers, as it kicks off ads rollout preparation
There are signs that OpenAI is preparing to roll out ads in ChatGPT. Users have reported seeing early indicators of this development, primarily on Android devices, indicating a possible expansion towards displaying ads.
AI Transparency: This newsletter uses AI to curate, rank, and summarize cybersecurity content from leading industry blogs. All articles link directly to original authors. Executive summaries are AI-generated based on article content. I curate the sources and deliver the digest—the original authors deserve the credit for their excellent work.