SPHINCS+

C-series and SLH-DSA explorer

Message digest 0xdeadbeef...c7

Hmsg splits into k FORS indices (a bits each) and one (idx_tree, idx_leaf) hypertree address.

Position Hypertree

q_s 2^14

Variant C7 WOTS+C / FORS+C

Signature 3,704 B

Verify (pure) 127 K

Sign hashes 4.3 M

Security 128b

Route Double-click a node

Zoom into an XMSS layer, WOTS+ chain set, or FORS forest.

FORS WOTS+ XMSS signature route