System Prompt Fingerprinting
- Entity ID:
ent-20260409-e28987c04c7e - Type:
service - Scope:
shared - Status:
active - Aliases: prompt fingerprinting, SHA-256 prompt hash
Description
Sends SHA-256 hashes of system prompts to Anthropic's servers before each API call to detect custom modifications without reading content. Enables remote kill switches based on fingerprint patterns.
Key claims
- none yet
Relations
- Anti-Distillation Defenses --[contains]--> System Prompt Fingerprinting