On Sunday 01 Apr 2012 19:48:43 Chetan Hosmani wrote: > Hello, > > As an expected task for GSOC (discussed on IRC) I worked on the JCA > implementation for encryption. > Here is what I have done- > > 1. Created JCACipher implements Block Cipher. > 2. Added negtype = 8 > 3. For negtype = 8 use new JCACipher object instead of new Rijndael object > 4. Changed other methods in FNPPacketMangler to accept the new new link type > > I needed to go through this paper to understand what JFK was all about > http://www.wisdom.weizmann.ac.il/~reingold/publications/jfk-tissec.pdf > > What I am not sure of is that the method computeJFKsharedKey is used > by my cipher class too to generate the SecretKey required, but should > I use the JCA key generator to do so? That should not be a problem.
Don't know, I presume JCA uses some sort of Diffie-Hellman key generator? JFK is a variant on DH. > > I am not sure if this is what nextgens had in mind. > But currently I have tested two nodes running in darknet mode, and > they were able to connect to each other and send messages. Also I used > the debugger to see if negtype = 8 was present. > > I also ran another old node for which negtype=7 worked normally > (backward compatible). I hope this is what you were expecting. Here is > the patch, but I suppose you want me to send a pull request? I ll do > that too. So you have a node running connecting to at least one node via the new protocol, and to others via the old protocol? > > Thank you, > Chetan
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