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Independent directory. VektorIndex is not affiliated with or sponsored by any third-party vendor. (VektorIndex's own developer tools are also listed, identified by name.) All specifications are sourced from official vendor documentation and are not independently audited.
Note: PayFast (Payment Processing API) and Tenable One (NIS2 Cybersecurity Compliance) are in different software categories. This comparison may be relevant if you are evaluating them for overlapping use cases. For same-category comparisons, browse Payment Processing API tools.

Head-to-Head Specification Audit

PayFast vs Tenable One

E-Commerce & SaaS Businesses · South Africa

Payment Processing API

PayFast

E-Commerce & SaaS Businesses · South Africa

Visit PayFast

NIS2 Cybersecurity Compliance

Tenable One

Enterprise Security Operations · Global

Visit Tenable One

Specification Matrix

MetricPayFastTenable One
Starting Price$0/moCustom pricing
API Rate Limit60 req/min300 req/minBetter
Target CountrySouth AfricaGlobal
CategoryPayment Processing APINIS2 Cybersecurity Compliance
Compliance (vendor-stated)POPIA, PCI-DSSNIS2, DORA, ISO 27001, SOC2, CIS Controls, NIST CSF
Hosting RegionsZA-Cape-Town, ZA-JohannesburgUS-East, EU-West, AP-Southeast
Native Integrations6 listedBetter5 listed

PayFast — Key Specs

Vendor-stated
  • Only major payment gateway with POPIA-compliant ZA data residency by default
  • Supports EFT, credit card, Instant EFT, Mobicred, and SnapScan natively
  • No monthly fee — pay 2.0–3.5% per transaction only
  • Recurring billing API supports subscription SaaS models out of the box

Tenable One — Key Specs

Vendor-stated
  • 44,000+ customers globally — largest vulnerability management install base
  • Covers OT/ICS systems — critical for NIS2 essential services
  • AI-powered attack path analysis predicts what attackers will target next
  • Pre-built NIS2 and DORA compliance dashboards
  • Integrates with 200+ security tools

Frequently Asked Questions

Which is lower-priced, PayFast or Tenable One?+

Tenable One uses custom pricing. PayFast starts at Free plan available. Contact Tenable One directly for a quote.

Which compliance frameworks do PayFast and Tenable One list?+

PayFast additionally lists POPIA, PCI-DSS. Tenable One additionally lists NIS2, DORA, ISO 27001, SOC2, CIS Controls, NIST CSF. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.

Does PayFast or Tenable One list POPIA as a supported compliance framework?+

PayFast lists POPIA (Protection of Personal Information Act) as a supported compliance framework per its vendor documentation. VektorIndex has not independently verified this claim. South African organisations should request the vendor's current Data Processing Agreement and confirm data residency settings before processing personal information. Tenable One does not list POPIA as a supported compliance framework in its public documentation. Contact the vendor to confirm their position before processing South African personal information.

Which has a higher documented API rate limit — PayFast or Tenable One?+

Tenable One has a higher documented API rate limit at 300 req/min versus PayFast at 60 req/min.

Which data hosting regions do PayFast and Tenable One support?+

PayFast lists hosting regions: ZA-Cape-Town, ZA-Johannesburg. Tenable One lists hosting regions: US-East, EU-West, AP-Southeast. For data residency requirements in South Africa, confirm exact region configuration directly with each vendor.

Data last updated: 29 August 2026Sourced from official vendor documentation. Not independently audited. Report incorrect information

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