Sys-Admin Up – Telegram
Sys-Admin Up
1.06K subscribers
132 photos
4 videos
127 files
2.23K links
InfoSec, Hacks, Perks, Tools, IT/IS Courses, CVE… Contains part of the news that was not included in the Sys-Admin & InfoSec Channel (@sysadm_in_channel)
Download Telegram
WhoFi: Deep Person Re-Identification via Wi-Fi Channel Signal Encoding

Person Re-Identification (Re-ID) plays a central role in surveillance systems, aiming to determine whether two representations belong to the same individual across different times or locations. Traditional Re-ID systems typically rely on visual data such as images or videos, comparing a probe (the input to be identified) against a set of stored gallery samples by learning discriminative biometric features. Most commonly, these features are based on appearance cues such as clothing texture, color, and body shape...:

https://arxiv.org/html/2507.12869v1
PyPi Incident Report: Phishing Attack

- 4 user accounts were successfully phished
- 2 API Tokens were generated by the attackers
- 2 releases of the num2words project were uploaded by the attacker

https://blog.pypi.org/posts/2025-07-31-incident-report-phishing-attack/
Arch Infected AUR packages - firefox, zen-browser, chrome

Just ten days after a previous incident, malware with a Remote Access Trojan has once again been discovered in Arch Linux AUR packages.

https://linuxiac.com/arch-aur-under-fire-once-more-as-malware-resurfaces/
Mozilla. Warning: Phishing campaign detected

Developers under attack:

https://blog.mozilla.org/addons/2025/08/01/warning-phishing-campaign-detected/
NIST_Ransomware_Risk_Management .pdf
557.1 KB
NIST Ransomware Risk Management
How Much Energy Does ChatGPT Use Per Prompt? A Look at Its Hidden Environmental Costs

⚠️ One GPT request can require 2 to 5 liters of water... Think about it for a moment.

https://dev.to/nilanth/how-much-energy-does-chatgpt-use-per-prompt-a-look-at-its-hidden-environmental-costs-2j3a
Please open Telegram to view this post
VIEW IN TELEGRAM
Microsoft Releases Guidance on High-Severity Vulnerability (CVE-2025-53786) in Hybrid Exchange Deployments

https://www.cisa.gov/news-events/alerts/2025/08/06/microsoft-releases-guidance-high-severity-vulnerability-cve-2025-53786-hybrid-exchange-deployments
Microsoft Teams Remote Code Execution Vulnerability

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53783
Linux_Server_Administration_guide.pdf
1.2 MB
Master Linux Server Administration