Comparative remailer mix neworks, onion routing and pEp¶
This is not an exhautive comparative and might not be accurate.
It is base on the pages:
| Remailer | Mixnetwor ks | Onion Routing | pEp MixMailer | ||
|---|---|---|---|---|---|
| Type I/Cypherp unks | Type II/Mixmas ter | Type III/Mixmi nion | Tor | ||
| transport | SMTP | SMTP | TLS + SMTP? | TLS | SMTP? |
| nodes key | NA | yes | yes | yes | yes (OpenPGP) ? |
| key rotation | NA | no | yes | yes | active/pa sive |
| nodes/key discovery | manual | pinger? | directory | dirauths | GNS? |
| types of nodes | NA | same? | several? | “G,M,E” | same? |
| packet format | ? | ? | Sphinx | specific | ? |
| packet size | different | same? | same | same | different in future? |
| packet mixing | NA | yes | yes | no | yes in future? |
| cover traffic | NA | yes | yes? | no | ? |
| directory server | no | no | central | decentral ized | GNS/trust ed nodes? |
| reply | no | no | SURB | “yes, circuit” | NA |
| spam | yes | yes | yes | NA | ? |
| network diversity | no | no | no | yes | ? |
| user friendly | no | no | no | yes | ? |
| old crypto | yes | yes | yes | no | ? |