I'm an intern at a telecommunications operator and my task is to create an application that enables me to send sip (session initiation protocol) requests with the header fields values that i specify , ...
I would like to understand below SIP DoS attacks Message Payload Tampering [implementation errors, SIP bugs] Flow Tampering [CPU, Bandwidth, Memory] Message Flooding [lack of authentication or ...
Is there any way (standard, proposed or draft) that will allow for secure Caller ID over SIP / VOIP networks? I have constantly heard that Caller ID is insecure when used over these services. Can ...
I am trying to debug a TLS handshake between two SIP trunk endpoints: .75 and .82. Mutual authentication is being used. .75 sends: Client Hello Certificate, Client Key Exchange Certificate ...
I have installed Snort IDS and most alarm is: "COMMUNITY SIP TCP/IP message flooding directed to SIP proxy" And i use home DSL Internet connection , should i be worried about this alarm ? I have ...
SIP has a practical need to be widely available, but its services are prone to being spoofed as reflectors used in DDoS attacks. A freeswitch server I manage has seen heaps of registration requests ...