Do you implement SRTP for this RTP stack? We already have SRTP avaliable since some years. If you like to implement SRTP for some other project maybe you can have a look in the source files to see how this is implemented.
Best Regards, Werner Yogesh Devidas Patil schrieb: > Hi > I am implementing SRTP and have little confusion about it. > > as per my understanding of SRTP RFC3711, > Initialization vector(IV) is generated as > > IV = (salt_key << 16) XOR (SSRC << 64) XOR (packet_index << 16) > > and keystream segment (required for AES ICM ) is generated as > > Keystream_seg = E(k,IV) where k=Session key > i.e Keystream_seg = k XOR IV > > is my understanding correct wrt SRTP standard?? > > Wherein AES ICM RFC3686, keystream segment consists > keystream_seg = NONCE || IV || Counter where Counter advances from initial > val=0. > > I mean how to relate these keystream_seg forming units in AES > ICM(NONCE,IV,Counter) with SRTP header fields & fields computed from them?? > > Second, how should i generate Master Key on sender side??And how to derive > session keys from Master Key?? > > Thanks in advance!! > > > Regards > Yogesh Patil > > A R I C E N T > > "DISCLAIMER: This message is proprietary to Aricent and is intended solely > for the use of the individual to whom it is addressed. It may contain > privileged or confidential information and should not be circulated or used > for any purpose other than for what it is intended. If you have received this > message in error,please notify the originator immediately. If you are not the > intended recipient, you are notified that you are strictly prohibited from > using, copying, altering, or disclosing the contents of this message. Aricent > accepts no responsibility for loss or damage arising from the use of the > information transmitted by this email including damage from virus." > > > _______________________________________________ > Ccrtp-devel mailing list > [email protected] > http://lists.gnu.org/mailman/listinfo/ccrtp-devel > _______________________________________________ Ccrtp-devel mailing list [email protected] http://lists.gnu.org/mailman/listinfo/ccrtp-devel
