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Proteside vs Witnessory

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

Proteside compared with Witnessory
DetailProteside logo Proteside Witnessory
What it doesCybersecurity for payment page integrity, blocking tampering before confirmation across all payment methods Measures internet adoption of post-quantum cryptography through independent network probes
StageNot given Not given
FoundedNot given Not given
Based inBR Not given
Pricing modelFreemium Freemium
PricingNot given Free: 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
Key features
  • Protection for 50+ payment methods including Pix, cards, boleto, crypto and international instant payments
  • Works on any e-commerce platform, custom checkout or payment provider without integration changes
  • Browser-based detection with no server access required
  • Detects false forms and card data copying attempts
  • Copy-paste verification for payment data integrity
  • 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
What makes it different
  • Only solution verifying payment display integrity on the payer's screen before confirmation
  • Automatic PCI DSS compliance evidence as byproduct of protection, not separate tool
  • Covers 50+ payment methods globally with single installation
  • No infrastructure changes required, works above existing gateways and platforms
  • Complements anti-fraud with payment integrity layer distinct from buyer risk assessment
  • 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
Community votes00
DR (Domain Rating by Ahrefs)18 −2 (down) since last check1 −1 (down) since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)04
Referring domains (Majestic)01

4 details filled in for both companies.

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