+.. _release4.8:
+
+4.8
+---
+* Minor decode speed improvements
+* Much faster UTCTime/GeneralizedTime decoders
+* Stricter UTCTime/GeneralizedTime DER encoding check: trailing zeroes
+ are forbidden
+* Valid DER encoding of GeneralizedTime with microseconds: no trailing
+ zeroes appended
+
+.. _release4.7:
+
+4.7
+---
+* ObjectIdentifier has ``ber_encoded`` set to True, if non-normalized
+ arc encoding is met
+* Preserve BER-related attributes during ``copy()``
+