Travis uses PGP to send things securely. His public key can be found below:


-----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.4.14 (GNU/Linux)

mQINBFIFDR4BEAC6wOUZRckAK9SMJ9cXWw0fNRw+nAjkiHuooGpVMT7/xJl37dtD 5gvvW3JpUYtzA+PSbdCJRsACBwnr2eCcG9+oUc4TR5Kkc+xuIt4x6Qr1s+Y52KyD
pWT9BNVe9/0AS+ZRax2eXwggiQTOjlVMxZr35o4gUBsG40soU3hWx3+xhzZTnlBD
zCa02LzuiTaQs/F2kBI45tutXKxLJ7B5L96ok4c2J0jrjULUT6TvPgsDy7xVTobc
chBdW4UE1cY6jUaka7NgWkqGLmmEhm7jW5iQzlvrL2e/cyw4XyQwXRuenuVEYHKw
ONjGKWoU4j8nr94xM0iy935n482hXtyt2vbumHJWjY4SF1sosQgwRUVPUsuCMseV
A10jDPusZIByyqqE7tGQwdkqliZBUWkQaD4V3qlpgq1yW5lUxA54BE4TUH5VBlD2
vDaqBdt9Q1/1u+ox8vc1Ah2+zBawiZAM9pGRw/qumtlbwJJa9P0vZ/pZy7WRrhT3
/EWHA8ktbQnTxmYqyhPtzwbrMjv5rMLwIU7gCYiXE4nrqkc2mmayi5pJHOXQjspp rrmmZNYMpGr9jFNJTbeu85+ko0auwH3DjPJe67O0PjPQpKN/s8IKKYuMbu2koAxC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 /EoS/UDmdDVP7Q1QewSgRawzpTDLIpZRV6+GTLV//PjAXuXnyVioy6iCmEkn7IS7 n0HU2E7+8LauHJg2//V/Fm3t7dYfmC/yB9BuLaNmsTS5Q/RoskGiMT5Ph+EGIoF6
e8g4n1knrc6IEJ9NBAaRT7gLkqV+95POGx8AatmarYqo2uyiCr7gTvpSPJMh6GSQ
O2+P9heKBFdsrzyX0BmKBasviEi6k5cuVfuEco5wDscqoLTPaV9AswWfcGUHhCie
Vyh0bUm4htuM9miE+JFrCnLBPEwUIEC4YFx8F/5HsCG3btyqPGHSFsZLYiysWfDa
CUqK
=ui0W -----END PGP PUBLIC KEY BLOCK-----