Main step of GOST 28147-89: Difference between revisions
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« « SWAP SLB OR » → input key cast
« key REVLIST cast STREAM <span style="color:grey">@ convert key into a
input 1 4 SUB REVLIST cast STREAM + <span style="color:blue">B→LIST</span> <span style="color:grey">@ same for input part 1, then add and back to list format</span>
{ K21 K43 K65 K87 } SWAP B→R 1 ADD GET <span style="color:grey">@ replace bytes according to the table</span>
REVLIST cast STREAM <span style="color:grey">@ back to
RLB RL RL RL <span style="color:blue">B→LIST</span> <span style="color:grey">@ roll 11 bits, back to list format</span>
input 5 8 SUB XOR <span style="color:grey">@ add part 2</span>
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