PERFECT FORWARD SECRECY DISTRIBUTED DENIAL OF SERVICE ATTACK DETECTION

Provided are methods and systems for detecting a DoS attack when initiating a secure session. A method for detecting a DoS attack may commence with receiving, from a client, a request to initiate a secure session between the client and a server. The method may continue with sending a pre-generated key to the client. The method may further include establishing that the request from the client is suspected of the DoS attack. The establishment may be performed based on further actions associated with the client.