Relevant Ability: Intelligence
The ability to decipher texts either foreign to the character or encoded, such as: Ancient Languages, Code Cracking, Hieroglyphics and Prothean.
Check: Depends on the language being deciphered, and the content. Spanish may be easy, but a Spanish essay on The Physics of Mass Relays would not be so easy.
Action: Yes, simple texts may be translated quickly, while complex texts make take considerably longer.