Entrust Snags Security Expert As CTO

Dallas-based Entrust, the developer of online identity and security software, said this morning that it has named Jon Callas as its Chief Technology Officer. Callas was most recently at Apple, and was co-founder of PGP Corporation, the provider of email and data encryption software. Callas has also served at Wave Systems Corporation, Digital Equipment Corporation, and Counterpane Internet Security. Callas is well known in the encyrption and security field, having served as the author of a number of IETF standards, including OpenPGP, DKIM, and ZRTP.