For a while I left Dropbox and other cloud storage solutions and decided to host my own file exchange service based on owncloud.org. I’m using it to exchange files with my partners and customers and keep a full control of the service from A to Z. A major advantage of
Category: Software
Check Point Firewall Logs and Logstash (ELK) Integration
It has been a while that I did not write an article on log management. Here is a quick how-to about the integration of Check Point firewall logs into ELK. For a while, this log management framework is gaining more and more popularity. ELK is based on three core components:
Offline Malware Analysis with Host-Only VirtualBox Networks
Following the presentation that I made at the RMLL 2014 last week, I slightly changed my malware analysis setup. The goal is to make it fully operational “offline“. Indeed, today we are always “on“, Internet is everywhere and it’s easy to get a pipe. However, sometimes it’s better to not send packets
xip.py: Executing Commands per IP Address
During a penetration test, I had to execute specific commands against some IP networks. Those networks were represented under the CIDR form (network/subnet). Being a lazy guy, I spent some time to write a small Python script to solve this problem. The idea was based on the “xargs” UNIX command
The Day Windows XP Died!
Tuesday 8th of April 2014, a page of the computer industry has been turned! Windows XP is dead! Of course, I had to write a blog post about this event. For months now, Microsoft warned its customers that XP won’t be supported starting from today. Do you remember: Windows XP was
Book Review: Cuckoo Malware Analysis
I’m a Cuckoo user for a long time therefore it was a good opportunity to read the book “Cuckoo Malware Analysis” and write a quick review (The book is published by Packt Publishing). For the readers who don’t know what Cuckoo is, here is a brief introduction… Malwares are a
Tracking Processes/Malwares Using OSSEC
For a while, malwares are in front of the security stage and the situation is unlikely to change in the coming months. When I give presentations about malwares, I always like to report two interesting statistics in my slides. They come from the 2012 Verizon DBIR: In 66% of investigated incidents,
KISS… Your Logs Too!
If there is a gold principle in IT, that’s the one called “KISS“: “Keep It Simple and Stupid“. It says that systems will work best if they are kept simple rather than complex. Simplicity must be a key goal during the design phase. This sounds logical: Keep in mind that
OS X: How to Avoid the VPN “Grey Zone”?
Today, the second edition of “Security Friday” was held in Brussels. As mentioned on the website, the goal is “a gathering of people in the IT security field. Getting together for a drink on the last Friday of the month in a bar near you we talk amongst peers about
Tracking your Github Security Events
A few days ago, I wrote a blog post about a Python script that I use with the new Amazon CloudTrail feature to grab logs from my Amazon cloud services. Because we use more and more cloud services in our digital life, the same principle should apply to all our