New VPN Backdoor
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A newly discovered VPN backdoor uses some interesting tactics to avoid
detection:
When threat actors use backdoor malware to gain access to a network, th...
7 hours ago
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Disclaimer: The views and opinions expressed on this blog are my personal views and are not intended to reflect the views of my employer or any other entity.
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Where facts are few, experts are many.
About Me
- Thierry Zoller
- Welcome to my blog covering Information Security and Privacy.
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Disclaimer: The views and opinions expressed on this blog are my personal views and are not intended to reflect the views of my employer or any other entity.
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Featured Post
The importance of Psychological Safety in Cybersecurity
I recently completed my studies at the Luxembourg School of Business and began exploring how to incorporate my newfound knowledge into my fi...
Popular Posts
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Born in Luxembourg, I have over 25 years of experience working in different types of information security roles, Engineering, Governance Ri... -
Table of Contents Updates Bulletins Am I at risk ? Tools Technical details 0.1 Personal message Several news stories seem to allu... -
Subscribe to the RSS feed in case you are interested in updates After Acrossecurity , published an interesting vulnerability and HDmoo... -
Comment: I have received interesting and mixed feedback from posting the above "bug". First I'd like to clarify that a vulner... -
Release mode: Coordinated but limited disclosure. Ref : TZO-142009 - Comodo evasion RAR Vendor : http://www.comodo.com St...
Blogs I read
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Spatial Reasoning and Threat Modeling - Do diagrams leverage the brain in a different way?19 hours ago
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Weekly Update 436 - We're heading back to London! And making a trip to Reykjavik. And Dublin. I talked about us considering this in the video yesterday, and just before publ...2 days ago
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MasterCard DNS Error Went Unnoticed for Years - The payment card giant MasterCard just fixed a glaring error in its domain name server settings that could have allowed anyone to intercept or divert Inter...5 days ago
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Let’s talk about AI and end-to-end encryption - Recently, I came across a fantastic new paper by a group of NYU and Cornell researchers entitled “How to think about end-to-end encryption and AI.” I’m ext...1 week ago
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Happy 22nd Birthday TaoSecurity Blog - Happy birthday TaoSecurity Blog, born on this day in 2003! The best way to digest the key lessons from this site is to browse my four volume Best of Tao...2 weeks ago
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Overview of Content Published in December - Here is an overview of content I published in December: Blog posts: Update: 1768.py Version 0.0.22 Update: oledump.py Version 0.0.78 SANS ISC Diary entries...3 weeks ago
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2024-11-04 ToxicPanda Android Banking trojan samples - *2024-11-04 Cleafy: ToxicPanda: a new banking trojan from Asia hit Europe and LATAM* *ToxicPanda* is an Android banking trojan targeting Europe and Latin...2 months ago
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What to Do With Products Without SSO? - First, let’s get this out of the way: SaaS vendors that lock Single Sign-On (SSO) behind enterprise-only plans are disadvantaging their customers and the i...4 months ago
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CrySyS dataset of CAN traffic logs containing fabrication and masquerade attacks - Our paper introducing a new CAN dataset is now available in Nature: Scientific Data. The dataset contains 26 recordings of benign network traffic, amountin...9 months ago
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What a lovely sunset - Oh, hi. Long time no blog, eh? Well, it is time to sunset this blog, I will be deleting it in the next few weeks. So long, and thanks for all the fis...1 year ago
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The THIRTEENTH Annual Disaster Recovery Breakfast: Changing of the Guard - Posted under: What a long, strange trip it’s been over the last 3 years. In fact, the last time I saw many of you was at the last Disaster Recovery Breakf...1 year ago
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Attackers use domain fronting technique to target Myanmar with Cobalt Strike - By Chetan Raghuprasad, Vanja Svajcer and Asheer Malhotra. News Summary Cisco Talos discovered a new malicious campaign using a leaked version of Cobalt Str...3 years ago
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The Future of the FTC: Part II - A previous blog post discussed FTC Chairwoman Slaughter’s first priority as the newly designated chairwoman – the COVID-19 pandemic. The FTC’s second prior...3 years ago
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Minecraft Mod, Follow up, and Java Reflection - After yesterday's post, I received a ton of interesting and creative responses regarding how to get around the mod's restrictions which is what I love abou...5 years ago
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Youtube channel - I've continued to make updates to the python version of satori and have put a lot of time in the past few weeks to updating fingerprints and fixing some mi...5 years ago
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Exploiting STOPzilla AntiMalware Arbitrary Write Vulnerability using SeCreateTokenPrivilege - A couple of months ago I discovered 9 kernel vulnerabilities a security product called STOPzilla AntiMalware. It’s been over a month with no response from ...6 years ago
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In Which You Get a Chance to Save Democracy - Let’s start with the end: you can do something to change the broken political landscape in the United States, but you have to act quickly. Here’s a link to...7 years ago
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Ma contribution au mois de la cybersécurité - Dans le cadre du mois de la sécurité, l'ANSSI met en avant son MOOC : la SecNumAcadémie. Il m'a semblé opportun de vous résumer les 2h48 que j'ai passées ...7 years ago
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Authentication bypass on Airbnb via OAuth tokens theft - TL;DR: Login CSRF in combination with an HTTP Referer header-based open redirect in Airbnb’s OAuth login flow, could be abused to steal OAuth access tokens...7 years ago
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Introducing Qualys Project Zero? - Google's Project Zero team was announced in July 2014. Since then, it has become very well known for publishing offensive security research of exceptional ...7 years ago
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No Hate Speech Movement – “Mit Energie und Konsequenz gegen Bullshit” - So mancher schiebt die Schuld für Hassnachrichten, die tagtäglich in Kommentarspalten und sozialen Netzwerken auftauchen, auf die neuen Medien: ohne Facebo...7 years ago
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VulnHub Stapler 1 Solution - Well, after long time, I'm back to blogging ..!! This post is about the solution for the Stapler VM from VulnHub. The VM gets the following IP: Stapler VM...8 years ago
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McAfee SiteList.xml password decryption - Recently, a very good friend of mine (@Sn0rkY) pointed me out the story of a pentester who recovered the encrypted passwords from a McAfee SiteList.xml fil...8 years ago
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La géolocalisation du salarié par l’employeur - Avec l’avènement des nouvelles technologies et leur perfectionnement, de plus en plus d’employeurs décident de recourir à la géolocalisation de leurs véh...9 years ago
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A WinDbg extension to print the kernel memory layout - WinDbg is an awesome debugger, but I always missed the nice, compact and tidy view of the process memory layout that you have in OllyDbg (in *View->Memory*...9 years ago
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Learning SDR - I recently launched Software Defined Radio with HackRF, an instructional video series that I hope will make it easier than ever for people to learn the bas...10 years ago
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USENIX Security Symposium Slides - We're very happy to present the paper Revisiting SSL/TLS Implementations - New Bleichenbacher Side Channels and Attacks by Christopher Meyer, Juraj Somo...10 years ago
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Binwalk v2.0 Released! – /dev/ttyS0 - Binwalk v2.0.0 has (finally) been released. Grab it from the github page!10 years ago
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New Insights into Email Spam Operations - Our group has been studying spamming botnets for a while, and our efforts in developing mitigation techniques and taking down botnets have contributed in d...10 years ago
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RSA Announces End of RSA Security Conference - Aims to bring clarity to cloudy marketing messages through exhibit hall chotskies Bedford, MA., – April 1, 2014 – RSA, the security division of EMC, today ...10 years ago
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Samsung Galaxy S5 could be cheaper than Galaxy S4 - Good news for would-be Samsung Galaxy S5 customers - the main smartphone may end up being more economical as opposed to Galaxy S4 was when it established. ...10 years ago
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Why I _am_ Speaking At RSA 2014 - There’s been quite a bit of drama with regards to whether or not to boycott the RSA conference over a deal that the RSA security vendor had made with the N...10 years ago
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Router backdoor reloaded... - S i vous avez aimé l'histoire de la backdoor D-Link, vous allez A-DO-RER celle-ci. C'est encore sur /dev/ttyS0 que ça se passe, où on apprend que les route...11 years ago
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One year after, end of Magnificent 7 project ! - It has been a year already since the start of the Magnificient 7 program ! So what happened during this year ? We added some features to enhance your analy...11 years ago
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Mobile Device Forensics - Course Update - It's been a few weeks since the last update, but things have been busy. The Fall 2012 term is now in Week 5 (wow, the semester is flying by). We've covered...12 years ago
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NWScript JIT engine: Wrap-up (for now) - Yesterday, I provided a brief performance overview of the MSIL JIT backend versus my implementation of an interpretive VM for various workloads. Today, I’l...14 years ago
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