[sldev] Cryptographic signing of UDP packets

[Meadhbh Hamrick (Infinity)]

yes. yes it is. witness 802.11 WEP.

they used RC4 in EXACTLY the wrong way.

On Dec 17, 2008, at 4:08 AM, Argent Stonecutter wrote:

> On 2008-12-16, at 14:21, Zha Ewry wrote:
>> Actually I'd say the last 20 years of crypto history makes it very
>> clear that its
>> incredibly easy to write bad ones, hard to write good ones, and  
>> almost
>> impossible
>> to get *any* of them widely adopted. (Good, bad or ugly)
>
> I wouldn't suggest writing a new cryptosystem, but applying a known  
> cryptosystem to an existing protocol isn't "writing a bad system".
>
> Use the existing SSL links for key exchange.