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Proteside vs Seal Security

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 Seal Security
DetailProteside logo ProtesideSeal Security logo Seal Security
What it doesCybersecurity for payment page integrity, blocking tampering before confirmation across all payment methods The fix layer for the AI era
StageNot given Not given
FoundedNot given 2023
Based inBR US
Pricing modelFreemium Free trial
PricingNot given Free beta tier available. Paid plans include Starter, Business, and Scale tiers with pricing based on scope of coverage, supported ecosystems, deployment requirements, and support level. Starter tier for proof-of-value pilots, Business for ongoing remediation, Scale for unlimited enterprise coverage
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
  • Verified, backported patches for existing versions without upgrades
  • Pre-CVE vulnerability fixing before public disclosure
  • Container and Linux base image remediation
  • AI coding agent integration via MCP server
  • Integration with major vulnerability scanners
  • Support for 8+ programming languages including Java, Python, JavaScript, C/C++, Go, PHP, C#, and Ruby
  • 24/7 customer support with direct Slack/Teams channels
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
  • Fixes vulnerabilities before CVEs are published and before vendors release fixed versions
  • Human-reviewed and verified patches, not AI-generated code
  • Minimal code changes averaging just 6.5 lines per patch
  • No forced upgrades, migrations, or breaking changes to applications
  • Patches for unfixable vulnerabilities in end-of-life systems
Community votes00
DR (Domain Rating by Ahrefs)18 −2 (down) since last check50 +1 (up) since last check
Trust Flow (Majestic)013
Citation Flow (Majestic)035
Referring domains (Majestic)0203

5 details filled in for both companies.

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