Stale-approval exposure on deprecated router

Kamino Lend's assessment for RD-F-168 — scored not_applicable on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Solana does not use ERC-20 allowance pattern. No deprecated router contracts identified for klend. SPL Token delegateAmount model differs from ERC-20 allowance. Factor inapplicable.

Methodology #

Count the number of active user approvals (ERC-20 `allowance`) to deprecated router or protocol contracts.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol kamino-lend factor RD-F-168 score not_applicable collected_at 2026-04-30 21:19:16