Manage your electronic signature infrastructure on your terms
KSign is a fully self-hosted electronic signature ecosystem designed for organizations of every scale — from SaaS platforms to government agencies.
Supported Platforms
KSign integrates seamlessly with modern infrastructure.
Supported Signature Devices
All PKCS#11 compatible e-signature cards and USB tokens are supported.
Why KSign?
Security, scalability and enterprise compliance in one platform.
Enterprise Security
Challenge-based signing, nonce protection and EU DSS verification for complete security.
Self-Hosted
Your data stays on your infrastructure. No dependency on third-party signing APIs.
Scalable
Handle thousands of concurrent signing operations with high performance.
Compliance
Auditable log infrastructure compliant with e-signature regulations.
Trusted by Organizations
Leading organizations trust KSign.
Platform Preview
Modern interface, powerful infrastructure.
Build your electronic signature infrastructure today
Try e-signature login with the free plan. Contact us for enterprise needs.