[FFmpeg-devel] [PATCH] Make rtpenc.c SSRC randomly set

Luca Barbato lu_zero
Thu Jul 10 01:34:39 CEST 2008

Michael Niedermayer wrote:
>> you mean using strong random?
> I mean NOT using information the outside is not supposed to have


> If i ask you for a random number would you give me your credit card number?
> No?
> Do you feel more secure if you gave me a MD5 of your credit card number?

> How long do you think would i need to brute force the space of all credit
> card numbers to find it from the MD5? And note 1 digit is a checksum
> and the first 6 identify the bank according to wikipedia.

That isn't the question ^^;

I meant: do you think that for this task and others would be worth try 
to implement a strong random number generator?

A valid SSRC could be just the stream id for most of our purposes. 0 
could be the initial timestamp, for what concerns us.



Luca Barbato
Gentoo Council Member
Gentoo/linux Gentoo/PPC

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