diff options
Diffstat (limited to 'docs/DKGSet.md')
| -rw-r--r-- | docs/DKGSet.md | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/docs/DKGSet.md b/docs/DKGSet.md new file mode 100644 index 0000000..5f2fc94 --- /dev/null +++ b/docs/DKGSet.md @@ -0,0 +1,23 @@ +# DKGSet + +DKGSet will run several tasks during a round (or `epoch` described in Tangerine Consensus Algorithm). + +Suppose the interval `[0, T)` and `[T, 2T)` are round `r` and `r+1`, respectively. (`T` is the round interval defined in Governance Contract) + +The time `t` is the Consensus Timestamp of the delivered block. + +## @ t = T/2 +* DKGSet_r starts the TSIG protocol to generate `CRS_r+1 = TSIG(CRS_r)`. DKGSet_r+1 is then decided. +* After DKGSet_r+1 is decided, DKGSet_r+1 register their DKG ID. ([Phase 1 of DKG + TSIG Protocol](DKG-TSIG-Protocol.md#phase-1-id-registration)) + +## @ t = T * 2 / 3 +* DKGSet_r+1 starts the DKG protocol ([Phase 2 of DKG + TSIG Protocol](DKG-TSIG-Protocol.md#phase-2-secret-key-share-exchange)) + +## @ t = [T, 2T) +* DKGSet_r+1 calculate the `Block.Randomness = TSIG(Block.Hash)` using TSIG protocol for each block confirmed in the round `r+1`. ([On Chain Random Oracle](On-Chain-Random-Oracle.md)) + + +# Special Case for Round 0 +* `CRS_0` is defined in Genesis state. +* No DKGSet and `Block.Randomness`. +* `CRS_1` = `HASH(CRS_0)` |