Universal NFC Access Control for Modern Buildings

Transform any access control system into a enterprise grade security mobile-first solution. Works with your existing HotSec hardware, deployed in minutes.

10,000+ Doors Secured
99.9% Uptime
<100ms Response Time

SEESAM

TAP TO UNLOCK

Door Opened!

Main Entrance

Simple Setup, Flexible Deployment

Get started in 3 steps

1

Install Connector

Deploy our connector software on your infrastructure. Works on physical servers, virtual machines, or containers.

2

Configure Access

Connect to your existing access control hardware and set up user permissions through our web dashboard.

3

Invite Users

Send activation links to your users. They download the mobile app and start unlocking doors instantly.

Deployment Options

Choose the deployment method that fits your infrastructure

Standalone Server

Run directly on Windows, Linux, or Mac servers. Perfect for organizations with traditional IT infrastructure.

Docker Container

Modern containerized deployment for consistent environments. Easy updates and portability across different systems.

Kubernetes

Enterprise-grade orchestration with automatic scaling and high availability. Ideal for large deployments and multi-site organizations.

Managed Cloud

We host and manage everything on AWS. Get your own custom subdomain and dedicated database. Zero infrastructure maintenance.

Enterprise-Grade Security, Consumer-Grade Simplicity

Bank-Level Encryption

AES-256 encryption, secure key storage, and hardware-backed cryptography on supported devices.

Works With HotSec Compatible Hardware

Compatible with HotSec and other access control systems.

DESFire EV1-EV3 Compatible

Native support for NXP DESFire EV1, EV2, and EV3 chips with secure authentication and encrypted communication.

Real-Time Analytics

Track access patterns, identify bottlenecks, and optimize building flow.

Bulk User Management

Import from CSV, sync with HR systems, or integrate with your identity provider.

99.9% Uptime SLA

Enterprise support with guaranteed response times and dedicated success manager.

Works With Your Existing Infrastructure

Adapter-based architecture for seamless integration

Our mobile app reads DESFire chips and communicates securely with your backend. The adapter-based approach allows us to integrate with various access control systems. Have custom hardware not listed? Let us know - we can develop a new integration adapter for your system.

Enterprise-Ready Solution

Tailored pricing for your organization's needs

Enterprise

Custom Pricing

Flexible pricing based on your organization's size and requirements

Unlimited Scale

Unlimited doors and users

DESFire EV1-EV3

Full NFC chip support

Custom Adapters

Any hardware integration

Secure Backend

End-to-end encryption

99.9% Uptime SLA

Enterprise reliability

Dedicated Support

Priority assistance team

Integration & Partnerships

Bring mobile NFC access to your access control system

How It Works

Our mobile app reads DESFire NFC chips on smartphones and securely communicates with your backend infrastructure. Using adapter-based integration, we connect to your existing access control hardware to unlock/lock doors.

Hardware Integrators

Integrate your access control system with our platform. We provide the mobile experience, you provide the hardware integration. Perfect for system integrators and hardware manufacturers.

Get Started

Interested in partnering or integrating your hardware? We'd love to discuss how Seesam NFC can add mobile access capabilities to your solution.

Contact Us

Ready to Modernize Your Access Control?

Join 500+ buildings already using mobile-first access

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