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Category: Social Network

Keep Calm and Revoke Access

Keep Calm and Revoke Access

March 15, 2017 Security, Social Network One comment

For the last 24 hours, the Twitter landscape has seen several official accounts hacked. The same Tweet was posted thousand times. It was about the political conflict between Turkey and Holland: Many other accounts were affected (like the one of the EU Commission). Usually, Twitter accounts are hijacked simply due

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Twitter Used As Security Awareness Media: “FiveWordSecurityHorrors”

December 11, 2013 Security, Social Network 3 comments

Yesterday a new trend started on Twitter with the hashtag “FiveWordTechHorrors”. I don’t know exactly who started it and why but it became quickly relayed and populated by many people working in IT. Everybody started to report some horror stories of ideas in all IT domains (security, development, hardware, software,

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Bypassing Premium LinkedIn Restriction with Google

August 23, 2013 Security, Social Engineering, Social Network 3 comments

Social networks are wonderful sources of information when you need to collect data about a potential target. That’s the way humans work, just like you and me: we like to share, we like to show what we do, where we travel. In short… we exist! During some projects, it’s very

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Do Organizations Take Care of Their Online Presence?

September 5, 2012 Business, Social Network, Websites Leave a comment

For a few months now, my toy leakedin.com is back online. When I brought the website up again, a question immediately popped up in my mind: “How to protect myself against angry users or organizations not happy to see potentially sensitive data disclosed?“. The website compiles interesting data like credit

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Social Networks: The Good and The Bad

March 7, 2012 Belgium, Event, Security, Social Network One comment

Yesterday, I gave a presentation for the Beltug Security SIG (“Special Interest Group“) about the usage of social networks in companies, the risks associated to them and how to reduce/avoid them. Social Networks are wonderful tools to promote your company or brand but can also generate some horror stories! Nobody

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Tracking Tweets in your SIEM

February 27, 2012 Logs Management / SIEM, Security, Social Network One comment

My previous post about monitoring pastebin.com within your SIEM gave ideas to some of you. On aftershell.com, you will find a fork of my script to monitor WordPress RSS feeds. If pastebin.com may contain relevant piece of information as well as blogs, do not underestimate the value of social networks!

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Easy Decryption of Facebook Passwords

November 23, 2010 Pentesting, Security, Social Network, Software 3 comments

All good pentesters have their own “survival kit” with a lot of tools and scripts grabbed here and there. Here is a new one released a few days ago: FacebookPasswordDecryptor. “FacebookPasswordDecryptor – small, simple, free, and yet truly reliable application that helps you recover stored Facebook account passwords, quickly and

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Welcome to Maltego v3!

June 15, 2010 People / Places, Privacy, Security, Social Network, Software Leave a comment

It was discussed during the last edition of BlackHat Europe: Maltego v3 was almost ready to be released. Today is the D-day: The latest version is out! A quick reminder for those who still not know the product: “Maltego is an open source intelligence and forensics application. It will offer

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Ubuntu Will Introduce the “Social” Desktop?

February 26, 2010 OS, Social Network, Unix Leave a comment

Some news have been disclosed about the next release of Ubuntu called “Lucid Lynx“. This new distribution is logically planned for April 2010 and will introduce, amongst a long list of new features, the “desktop socialization”. Mark Shuttleworth, the founder of Ubuntu, explained in an interview that the desktop will

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Complete Misunderstanding of Social Networks

October 15, 2009 Belgium, Social Network Leave a comment

It seems that a buzz is starting on Twitter in Belgium today! Koen Delvaux, a Belgian blogger, posted a story on his blog about his misadventure with a Belgium jeweler (no name here but Twitter is your best friend to find the name and location of the shop). To resume

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Upcoming Events

Here is a list of events that I will attend and cover via Twitter and wrap-ups. Ping me if you want to meet! The list is regularly updated.

SANS Munich 2023

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