Falsify — Development skill for Claude Code
Adversarially falsify research findings via web-only disconfirming search; quarantine, downgrade, or annotate findings based on verdicts.
How to install Falsify
Installs to ~/.claude/skills/zircote-sigint-falsify/SKILL.md
mkdir -p ~/.claude/skills/zircote-sigint-falsify && curl -fsSL https://raw.githubusercontent.com/zircote/sigint/HEAD/commands/falsify.md -o ~/.claude/skills/zircote-sigint-falsify/SKILL.md Restart Claude Code, or start a new session, for it to be picked up.
What Falsify does
description: Adversarially falsify research findings via web-only disconfirming search; quarantine, downgrade, or annotate findings based on verdicts version: 0.1.0 argument-hint: "[--scope all|dimension:|finding:] [--query-budget ] [--claim-budget ] [--mode block|advisory]" allowed-tools: Read, Write, Bash, Grep, Glob, Agent, TeamCreate, TeamDelete, SendMessage, TaskCreate, TaskUpdate, TaskList, TaskGet, AskUserQuestion, WebSearch, WebFetch
Load and execute the sigint:fa
Alternatives in Development
- Research Codebase — You are tasked with conducting comprehensive research across the codebase to answer user questions by spawning 10k ★
- CORS — Scan an endpoint for CORS misconfiguration — arbitrary-origin reflection, null-origin trust, credential exposu 4.5k ★
- Synthesize Findings — Combine findings from multiple research agents into a coherent, well-structured research report 228 ★
Full documentation available on GitHub
View Source RepositoryRelated Skills
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Turn raw research into coded, traceable findings with confidence levels and a disconfirming-evidence section.
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Instrumented AEF greenfield install — dual mandate (install AND falsify), local-first findings harness with a
Bughunt
Run a bounded, parallel bug hunt — map the seams, fan finders, verify findings adversarially, close whole seam
Vault Search
Research topic by searching vault and synthesizing findings
Re Skill
Claude Code skill for reverse engineering retro games — disassemble, annotate, extract assets, web port
Related Agents
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Quarantined reader of untrusted web content. Use to search news and competitor sites and return structured fin
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Adversarial validator for DAST findings. Attempts to DISPROVE each finding and DOWNGRADE severity. Catches inf
Code Filter
Independent falsify pass for review-gate findings. Receives unified diffs + a findings list and returns the ID