| … | |
… | |
| 12 | TODO: make sense of overhead calculation |
12 | TODO: make sense of overhead calculation |
| 13 | TODO: if-up &c should not be scripts? |
13 | TODO: if-up &c should not be scripts? |
| 14 | TODO: ipv6 |
14 | TODO: ipv6 |
| 15 | TODO: gvpectrl should not use default privatekey,. or maybe document it better |
15 | TODO: gvpectrl should not use default privatekey,. or maybe document it better |
| 16 | - INCOMPATIBLE CHANGE: core protocol version 1.0. |
16 | - INCOMPATIBLE CHANGE: core protocol version 1.0. |
| 17 | - INCOMPATIBLE CHANGE: node sextions are now introduced |
17 | - INCOMPATIBLE CHANGE: node sections are now introduced |
| 18 | with "node nodename", not "node = nodename". |
18 | with "node nodename", not "node = nodename". |
| 19 | - while individual packets couldn't be replayed, a whole session |
19 | - while individual packets couldn't be replayed, a whole session |
| 20 | could be replayed - this has been fixed by an extra key exchange. |
20 | could be replayed - this has been fixed by an extra key exchange. |
| 21 | - in addition to rsa key exchange and authentication, the handshake now |
21 | - in addition to rsa key exchange and authentication, the handshake now |
| 22 | adds a diffie-hellman key exchange (using curve25119) for perfect |
22 | adds a diffie-hellman key exchange (using curve25119) for perfect |
| … | |
… | |
| 28 | - router reconnects could cause excessive rekeying on other connections. |
28 | - router reconnects could cause excessive rekeying on other connections. |
| 29 | - gvpectrl no longer generates all missing public keys, but |
29 | - gvpectrl no longer generates all missing public keys, but |
| 30 | only missing private keys. private keys are also put |
30 | only missing private keys. private keys are also put |
| 31 | into the configured location. |
31 | into the configured location. |
| 32 | - the pid-file now accepts %s as nodename as elsewhere. |
32 | - the pid-file now accepts %s as nodename as elsewhere. |
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33 | - switch to counter mode (only aes supported at the moment in |
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34 | openssl). this gets rid of the need to generate a random iv, |
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35 | is likely more secure (and, as a side effect, gets rid of |
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36 | slow randomness generation. counter mode is often faster |
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37 | then cbc mode as well, and packets are smaller). |
| 33 | - no longer use RAND_bytes to generate session keys - you NEED |
38 | - no longer use RAND_bytes to generate session keys - you NEED |
| 34 | a real source of entropy now (e.g. egd or /dev/random - see the |
39 | a real source of entropy now (e.g. egd or /dev/random - see the |
| 35 | openssl documentation). |
40 | openssl documentation). |
| 36 | - multiple node statements for the same node are now supported |
41 | - multiple node statements for the same node are now supported |
| 37 | and will be merged. |
42 | and will be merged. |
| 38 | - a new directive "global" switches back to the global section |
43 | - a new directive "global" switches back to the global section |
| 39 | of the config file. |
44 | of the config file. |
| 40 | - 12 random prefix bytes are now properly supported, leading to |
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| 41 | a fully random IV. |
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| 42 | - use aes with a random key in counter-mode to generate IVs, |
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| 43 | for speed reasons (generating 12 random bytes with openssl can |
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| 44 | take longer than encrypting and mac'ing a 1.5kb packet, and IVs |
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| 45 | do not need to be cryptographically strong random numbers |
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| 46 | (and in fact, shouldn't be)). |
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| 47 | - if-up scripts can now be specified with absolute paths. |
45 | - if-up scripts can now be specified with absolute paths. |
| 48 | - new global option: serial, to detect configuration mismatches. |
46 | - new global option: serial, to detect configuration mismatches. |
| 49 | - use HKDF as authentication proof, not HMAC or a plain hash |
47 | - use HKDF as authentication proof, not HMAC or a plain hash |
| 50 | (hint by Ilmari Karonen). |
48 | (hint by Ilmari Karonen). |
| 51 | - during rekeying or conenction establishments, hmac authentication |
49 | - during rekeying or conenction establishments, hmac authentication |
