SOC 2 Ready • Multi-Tenant • Usage-Based Billing

Secure Every API Call
Your Customers Make

API Security Built for SaaS Platforms

Your API is your product. G8KEPR protects it with multi-tenant isolation, usage-based billing, API key lifecycle management, and compliance-ready audit trails.

5-Minute Setup
SOC 2 Accelerator
Developer-First
Start Free TrialSee How It Works

What is SaaS API Security?

Understanding the unique challenges of securing a multi-tenant API platform

Your API Is Your Product

SaaS APIs serve hundreds of customers simultaneously. Each customer expects isolation, reliability, and security. Every API endpoint is a potential attack surface—and a revenue stream.

API Key Authentication
Authorization: Bearer sk_live_...
Multi-Tenant Data
X-Tenant-ID: acme_corp
Usage Tracking
X-RateLimit-Remaining: 4,521
Webhook Delivery
POST /webhooks/events

The Challenges You Face

SaaS APIs face unique security challenges. Customer data must be isolated, usage must be tracked for billing, and compliance requirements are strict.

API Key Leaks
Customer keys exposed in GitHub, logs, or client-side code
Tenant Isolation
Preventing cross-tenant data access and noisy neighbors
Abuse & Overuse
Customers exceeding limits, scraping, or abusing free tiers
Compliance Demands
SOC 2, GDPR, HIPAA audits require comprehensive logs

How G8KEPR Protects Your SaaS

Enterprise-grade security for every API request, every tenant, every time

SaaS API Request Flow
1. Customer API Request
POST /api/v2/users -H "Authorization: Bearer sk_live_acme..."
2. G8KEPR Security Layer
Multi-tenant validation in <5ms
API Key: Validate key, check expiry, verify scope
Tenant: Isolate request to customer data only
Rate Limit: Check quota, track usage for billing
Audit: Log request for compliance reporting
3. Request Processed Securely
Tenant-scoped data access → Response filtered → Usage metered → Audit logged

✓ Complete tenant isolation • Usage tracked for billing • Compliance-ready logs

Multi-Tenant Isolation

Enforce strict boundaries between customers. Prevent cross-tenant data access, scope API keys to specific tenants, and protect against noisy neighbors.

Features:
Tenant scopingData isolationNoisy neighbor protection

API Key Lifecycle

Full key management: creation, rotation, revocation, and expiry. Detect leaked keys, enforce scopes, and support multiple keys per customer.

Features:
Key rotationScope enforcementLeak detection

Usage-Based Billing

Track every request with customer ID, endpoint, and size. Export to Stripe, Chargebee, or custom systems. Real-time usage dashboards for customers.

Features:
Metered billingOverage trackingUsage dashboards

Real SaaS Security Scenarios

How G8KEPR protects your platform and customers

API Key Leaked on GitHub
Scenario:
Customer accidentally commits sk_live_... to public repo
Attack Request:
Attacker: GET /api/data -H "Authorization: Bearer sk_live_..."
✓ G8KEPR Response:
Key flagged in leak database • Auto-revoked • Customer notified
Cross-Tenant Data Access
Scenario:
Malicious user tries to access another tenant's data
Attack Request:
GET /api/users?tenant_id=competitor_corp
✓ G8KEPR Response:
Tenant scope mismatch • Request rejected • Alert sent
Free Tier Abuse
Scenario:
User creates multiple accounts to bypass limits
Attack Request:
POST /api/v2/process (10,000 requests from 50 "free" accounts)
✓ G8KEPR Response:
Fingerprint correlation • Accounts linked • Rate limited
API Scraping Attack
Scenario:
Competitor scrapes your API to clone your product
Attack Request:
GET /api/schema/* (exhaustive endpoint enumeration)
✓ G8KEPR Response:
Anomalous pattern detected • IP blocked • Incident logged

SaaS Security Features

Everything you need to secure and scale your API platform

5-Minute Setup

Docker deployment or SDK integration. No infrastructure changes required. Start protecting your API in minutes, not weeks.

npm install g8kepr

SOC 2 Accelerator

Audit logs, access controls, and security monitoring that map to SOC 2 requirements. Generate compliance reports automatically.

Audit-ready logs

Multi-Tenant Isolation

Enforce tenant boundaries at the API layer. Prevent cross-tenant access, scope keys to tenants, and protect against data leakage.

100% tenant isolation

API Key Management

Full lifecycle: create, rotate, revoke, expire. Detect leaked keys, enforce scopes, and support multiple keys per customer.

Zero-downtime rotation

Usage Metering

Track every request with customer ID and endpoint. Export to billing systems. Real-time usage dashboards for your customers.

Stripe/Chargebee ready

Developer-First

SDKs for every language. OpenAPI integration. Detailed error messages. Built by developers, for developers.

Python, Node, Go SDKs

Works With Your Stack

Integrate with the tools and platforms you already use

Cloud Providers

  • AWS
  • Google Cloud
  • Azure
  • Vercel

Auth Providers

  • Auth0
  • Okta
  • Clerk
  • WorkOS

Billing Systems

  • Stripe
  • Chargebee
  • Paddle
  • Custom

Observability

  • Datadog
  • Splunk
  • New Relic
  • Grafana

SaaS Security FAQs

Common questions about securing your SaaS API platform

G8KEPR enforces tenant boundaries at the API layer. Each API key is scoped to a specific tenant, and requests are validated to ensure they can only access data within their tenant. We prevent cross-tenant data leakage with request/response inspection and enforce rate limits per-tenant to prevent noisy neighbors.

Need help securing your SaaS platform?

Talk to our SaaS security experts →
Deploy in 5 Minutes

Secure Your SaaS API
Starting Today

Multi-tenant isolation, usage billing, and compliance-ready security. Built for scale.

14 days free trial
SOC 2 ready
Multi-tenant
< 5ms latency
Start Securing Your APIRead the Docs

No credit card required • Free tier available • Full feature access