Changes

Np1sec

19 bytes added, 5 years ago
Math fix
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|align="right"| Decrypt message
|align="center"|<math> sid_{rec}, sender_id, m, s, h, parent\_id, sender\sender_seq_num_seq\_num, sigma \leftarrow Dec_k(m) </math>
|align="center"|Computation
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|align="right"| Verify session id and transcript consistency and sender sequence number, issue a warning in case of failure
|align="center"|<math> sid_i \stackrel{?}{=} sid_{rec} \; \textrm{</math> and} <math> \; h \stackrel{?}{=} H(H(parent(m)), H(TranscriptChain^S_i[parent(m)-1])) \textrm{</math> and} <math> sender_seq_num \stackrel{?}{>} last_own_seq_nums[sender_id] </math>
|align="center"|Computation
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|align="right"| return m
|align="center"|If <math>meta_only \stackrel{?}{=} return ''m''</math>
|align="center"|
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