The certificate authority built for the quantum era.

Ed25519 TLS certificates seeded with IBM Quantum entropy. Every serial number quantum-random. Every issuance quantum-attested. ACME compatible.

certbot compatible — ACME protocol
Issue Your First CertificateWhy Act Now

The RSA Timeline

1998 — Today
RSA-2048
Standard TLS certs
2030 — 2035
Quantum Break
Shor's algorithm cracks RSA
Now
Quantum CA
Ed25519 + quantum entropy

NIST recommends transitioning away from RSA by 2030. Start now — migration takes time.

ACME Compatible — Works with certbot

# Issue a quantum-attested TLS certificate certbot certonly \ --server https://acme.quantumca.dev/directory \ --email admin@yourdomain.com \ --agree-tos \ -d yourdomain.com -d www.yourdomain.com

Drop-in replacement for Let's Encrypt. Same certbot commands, quantum-grade certificates.

Certificate Types

TLS / HTTPS

Secure your web servers with Ed25519 certificates. SAN support for multiple domains. Auto-renewal via ACME.

Client Auth (mTLS)

Mutual TLS for service-to-service authentication. Zero-trust architecture with quantum-attested client certificates.

Code Signing

Sign software releases with quantum-attested certificates. Prove provenance of binaries, containers, and packages.

IoT / Device

Lightweight Ed25519 certificates for embedded devices. 32-byte keys vs 256-byte RSA — ideal for constrained hardware.

Quantum Attestation

Every certificate issuance is quantum-attested — cryptographic proof the certificate was issued at a specific moment in time, anchored to IBM Quantum hardware. Verify any attestation publicly without an account.

HMAC-SHA256 attestation with quantum nonce

Pricing

Free
Free
  • 3 self-signed certificates
  • 90-day max validity
  • Quantum serial numbers
  • Public attestation
Get Started
Standard
$29/mo
  • 50 certificates
  • 365-day validity
  • Shared intermediate CA
  • ACME / certbot
  • OCSP + CRL
Start Free Trial
Enterprise
$299/mo
  • Unlimited certificates
  • Dedicated root CA
  • 5-year validity
  • HSM integration
  • SLA + priority support
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