Archive for the 'Security' Category

How to repair Nokia’s Backup.arc?

Sunday, December 9th, 2007

Imagine: you've made a backup of your Nokia smartphone to two memory cards and tested restore with them before you updated your phone firmware at Nokia Service Point. After update neither one of the 14 MB backups restored. The restore process took only about two seconds. With older software it took about two minutes.
And... that's [...]

Motorola’s BSRs and how to fight with them!

Saturday, June 9th, 2007

Some more interesting facts about Motorola's BSRs. Some a day I've found out that no one from our SurfBoard cable modems are working properly. All of them are in "online" state but they doesn't generate any IP-traffic. I cann't figure out what happens. It is still possible to do a ping command via docsis level [...]

Land attack - 21th century

Saturday, May 12th, 2007

I was greatly surprised having found out that some of the modern network devices were subjected to the attacks of the Land type. It is rather old DDOS-attack dated back to 1997. The main idea of an attack is to send the network packet to the victim, where both destination and source addresses are victim's [...]