I want to sign pdf using signature in pkcs 7 format . I am converting pkcs 7 signature to byte array using Convert.FromBase64String method in .net . I am passing this byte array to sign method in signature interface which gets called after calling saveincremental. My byte array is inserting proper but the name of which signature is not shown when i open pdf. May be my byte conversion may not proper or something else i am doing wrong. please let me know.