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Witnessory vs Casco

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Witnessory compared with Casco
Detail WitnessoryCasco logo Casco
What it doesMeasures internet adoption of post-quantum cryptography through independent network probes Autonomous security platform for vulnerability investigation and agent workflows
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Contact for pricing
PricingFree: dashboard, one check at a time, and probe. Watch 10: $19/month (up to 10 hostnames). Watch 100: $99/month (up to 100 hostnames). Evidence report: $9 (up to 10 hostnames) or $39 (up to 50). API Free: $0. API Developer: $19/month (2,000 checks/month). API Pro: $99/month (25,000 checks/month). Da Not given
Key features
  • Real-time post-quantum adoption statistics across top 10,000 internet sites
  • Daily or 6-hourly checks of monitored hostnames from multiple networks
  • Signed and Bitcoin-anchored evidence reports for auditors and regulators
  • API with fresh or reused check results and bulk query support
  • Webhook alerts on any change to monitored sites
  • Monthly dataset of top 10,000 sites' cryptography and certificate data
  • Custom probes inside your own networks for enterprise customers
  • HTTP 402 payment support for agents via USDC on Base
  • Recomputable view hash for transparent, reproducible results
  • Free probe hosting for independent network monitoring
  • Public CVE API with RSS and JSON feeds
  • Dependency vulnerability checking for multiple package managers
What makes it different
  • Every reading is cryptographically signed and results are reproducible and recomputable
  • Neutral and transparent: no result is changed, hidden or ranked for money
  • Global coverage from multiple independent network probes
  • Auditor-grade evidence reports anchored in Bitcoin
  • Free access to core tools: dashboard, single checks, and probe hosting
  • Evidence-backed findings with reproducible, inspectable work
  • Autonomous investigation reduces noise and focuses on actionable results
  • Learns from false positives to prevent them recurring
  • Integrates directly into agent workflows and existing tools
  • Public CVE data API with no authentication required
Community votes00
DR (Domain Rating by Ahrefs)1 −1 (down) since last check42 +1 (up) since last check
Trust Flow (Majestic)014
Citation Flow (Majestic)437
Referring domains (Majestic)1250

4 details filled in for both companies.

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