shouldiuse.io

Comparison

cside vs DIY CSP + SRI

cside

cside.com

Depends
Confidence: Medium

Buy if you run payment pages or heavy third-party scripts and need PCI DSS 6.4.3/11.6.1 evidence . the permanent free tier makes trying it nearly free.

Read the full report

Pick cside when

  • E-commerce and payment pages
  • PCI DSS 4.0.1 (6.4.3/11.6.1) compliance
  • Sites with many third-party scripts
  • Fraud and account-takeover exposure

When cside is not a fit

  • Static sites with no payments or third-party scripts
  • Buyers wanting full AppSec or vendor-risk coverage . browser layer only
  • Risk-averse enterprises needing a large, proven vendor . this is a 23-person startup
  • Anyone who only needs a one-time script audit, not ongoing monitoring

Sources

  1. cside Reviews 2026: Details, Pricing, & Featuresg2.com
    review
  2. AWS Marketplace: csideaws.amazon.com
    review
  3. cside Reviews in 2026sourceforge.net
    review
  4. cside Pricing 2026capterra.com
    review
  5. Pricing | cside docsdocs.cside.com
    official
  6. cside . Client-Side Security & Browser Fraud Preventioncside.com
    official
  7. Innovator Spotlight: CSidecyberdefensemagazine.com
    news
  8. c/side Raises $6M in Seed Fundingglobenewswire.com
    news
  9. cside vs Reflectizreflectiz.com
    review
  10. Did anyone use C/side vendor for 6.4.3 and 11.6.1reddit.com
    review
  11. cside Funding, Team & Investorsstartupintros.com
    news
  12. cside Alternatives & Competitorsgetlatka.com
    news
  13. cside.comcside.com
    review
  14. g2.comg2.com
    review