Parabit Announces End-of-Life (EOL) and End-of-Support (EOS) for ACS Enterprise Software Suite and MMR 2.0/ACS-1EUL Firmware - Effective July 1, 2026
- Parabit
- Jul 1
- 2 min read
Updated: Jul 22

Parabit is announcing the official EOL/EOS timeline for the ACS Enterprise software suite and MMR 2.0/ACS-1EUL firmware, effective July 1, 2026.
This strategic decision is driven by our commitment to advancing security, scalability, and integration capabilities across our access control solutions. Key factors influencing this transition include:
Enhanced Security & Encryption
Full support for TLS 1.2/1.3 encryption protocols.
AES 256-bit encrypted communication between MMR 2.0 readers and ACS-1EUL controllers.
Scheduled and on-demand encryption key and certificate updates.
Expanded Integration & Device Support
Support for 1 to 8 OSDP readers.
Open integration with third-party hardware and software.
DNS/DHCP services for seamless device communication and online resource access.
Cloud & On-Premise Flexibility
Cloud-based automatic failover/disaster recovery licensing for ACS Enterprise.
Silent installer with cloud/on-prem license activation.
Support for private and public network communication.
Accessibility & Usability
New multilingual ACS software UI with ADA WCAG 2.2 compliance.
Migration to federated access control, simplifying permission management across systems.
Scalable Architecture
Modular software, firmware, and hardware architecture for agile integrations and easy expansion.
Adoption of Microservice Architecture for improved scalability, fault isolation, and accelerated development cycles.
Continued Support & Future Enhancements
The ACS-1EUL controller and MMR 2.0 reader will remain supported through:
The upcoming Q4 release of the new ACS Enterprise software suite.
Firmware upgrades for ACS-1EUL and MMR 2.0.
Integration of the ACS TLS 1.2/1.3 Crypto PCB into the ACS-1EUL controller’s expansion bus.
Protocol & Certificate Management
Universal OSDP V2.2 protocol support for RS485 peripheral devices, including third-party readers (HID, WaveLynx, Elatec).
Message-level AES 256 encryption and remote key updates.
Certificate management with integration to external certificate managers.
TLS 1.2/1.3 encrypted communication with remote certificate provisioning.
Exciting new features are in development.
Click here to schedule a call and learn more about what’s coming next.