Capable of being deciphered or interpreted.

adjective. Capable of being deciphered.

adjective. That can be deciphered, understood or comprehended.

adjective. easily deciphered

"The idea that s. 8 protects an individuals’s privacy in garbage until the last unpaid bill rots into dust, or the incriminating letters turn into muck and are no longer decipherable, is to my mind too extravagant to contemplate."

legible  

attributable  comprehensible  discernable  down.butthe  eye-burning  

answerable  ascertainable  capable of solution  decodable  determinable