Forticlient – The server you want to connect requests identification, please choose a certificate and try again. (-5)

Hello, Last week, I was confronted to a strange problem with a customer which use Forticlient from Fortinet to establish SSL VPN access from outside to its office. Each time the collaborator wants to establish the connection with the VPN Gateway (a Fortigate 100D, running FortiOS 5.6.3), the following error… Continue reading

Targeted DoS on Wireless client using DEAUTH attack

Hello everybody. In this post I will explain step by step how to perform a small DoS attack on a specific Wireless client using the concept of deauthentication attack. This attack targets communications between a client and the access-point on which it is connected. Technical details This attack acts in… Continue reading