The Solfa Cipher (NSEC17 Write-Up)

NSecl logo

The Solfa Cipher Between May 19th and 21st, 2017, I’ve participated in the NSEC 17 Capture-the-Flag (CtF) event held annually in Montreal, QC. As usual, the team and I had a blast spending days and nights solving challenges and drinking free beer. Among the challenges was a two-part cryptographic puzzle printed on the first and last […]

A small and quick introduction to ARP poisoning

This article won’t be about something new nor something extraordinary for any experienced computer security or even the average hacker, but since I’ve been ask this question quite often by some of my friends, I decided to explain how to sniff passwords from a network.  Moreover, I’m well aware I haven’t been writing anything for […]

Hacking Passwords from Google Mail Account Holders

Update: Apparently, the users whom domain were hijacked were hit by phishing attacks instead if using the vulnerability described below. Google deny this vulnerability, and are saying this bug was fixed last year. I was, however, still able to create the filter by forming the URL described when I didn’t sign off correctly. (by clicking […]

U.S Army Infected by Worm

Wired reports that the U.S Army network is under assault by a variant of the SillyFDC worm called Agent-BTZ [1]. In order to restrain the infection, the U.S. Strategic Command has ban the use of every portable media on its network, this include USB keys, CDs, flash cards, floppies etc… Both the SIPRNet and NIPRNet […]

High-tech Cheating

One man and a woman, Steve Lee and Rong Yang, were convicted last week to eight months of prison after helping two Chinese men cheat their immigration exams, according to a news report from the Metropolitan Police Service[1].  The duo was monitoring the examination from a vehicle outside the building with laptops, transmitters and other […]

Survey Points to Energy Sector at Risk of Cyber Attacks

A survey of 200 leaders from the critical infrastructure industries revealed that the energy sector is the most likely to be victim of a cyber attack. The survey was completed by IDC was conducted in August and October in Canada, the U.S and Europe[1]. The reasons to explain this phenomenon are the cost, apathy and […]

Fake Anti-Virus Brings in 158 000$ a Week

Laptop with Red Background and Pirate Flag

Russian criminals who are selling a fake anti-virus, “Antivirus XP 2008/2009” among others, have made more than 150 000$ in a week, according to the Sydney Morning Herald[1]. If you have ever seen those annoying popups warning you that you might be infected with one or more viruses, then you probably came across this scam. “For […]