
Topwalk Boundary Security Access Gateway (Topwalk-TBG) is a high-performance cryptographic device independently developed by Topwalk Information Technology Co., Ltd. It features a secure and comprehensive key management mechanism, supporting multiple domestic cryptographic algorithms such as SM1, SM2, SM3, and SM4. Integrating cluster technology, load balancing technology, IPSec, SSL and other technologies, the device fully supports various applications above the network layer without changing the existing network structure and application mode. It provides core security authentication services such as high-performance, multi-task parallel encrypted transmission and identity authentication for various business systems, ensuring the confidentiality, integrity and validity of transmitted information.


Offers one-way/two-way authentication options with flexible handshake strategies, adapting to B/S and C/S applications (such as FTP, Telnet)

- Access Control: Implements fine-grained permission management based on URLs to meet the access needs of different user roles;)
- High Availability: Features dual-machine hot backup and cluster load balancing capabilities, improving encryption efficiency through hardware acceleration.

- Client Support: Provides cross-platform VPN clients (compatible with Windows and mobile devices) with detailed log tracking;)
- System Maintenance: Supports configuration backup/restoration, factory settings restoration, real-time resource monitoring, log management integrated with SYSLOG, and online software upgrades.

- Authentication and Encryption: Offers one-way/two-way authentication options with flexible handshake strategies, adapting to B/S and C/S applications (such as FTP, Telnet);
- Management and Monitoring: Supports centralized Web-based management and role-based access control, compatible with SNMP remote monitoring, and optimizes SSL handshake through OCSP Stapling.

Supports centralized Web-based management and role-based access control, compatible with SNMP remote monitoring, and optimizes SSL handshake through OCSP Stapling.
- National Cryptographic Standard Support: Complies with the specifications of the State Cryptography Administration, compatible with SM2/RSA encryption algorithms and national/internationally general symmetric and hash algorithms;
- IP Protocol Compatibility: Provides end-to-end encrypted channels, supports any protocol, and builds logical networks through virtual IPs.
- Fine-Grained Access Control: Implements fine-grained resource access policies based on roles, source IPs and other conditions;
- Multi-Line Optimization: Automatically achieves load balancing and line backup, adapting to multi-line environments, flexibly distributing traffic to ensure business stability.
- Integrated Firewall: Built-in high-performance stateful firewall that only opens necessary ports to protect back-end servers from attacks;
- Customized OS: Adopts a streamlined and customized Linux system to enhance system security and operational efficiency.
Complies with the IPSec/SSL VPN specifications of the State Cryptography Administration to ensure secure key exchange.
Supports simultaneous management of multiple security nodes and tunnels to improve overall processing efficiency.
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Topwalk Access Control System implements network access control by bypassing core switches. Tailored to diverse network environments, it activates 802.1X authentication, policy-based routing, or VLAN isolation to deliver consistent security access protection across multi-branch deployments and varied application scenarios. The system effectively blocks unauthorized devices from network entry, enforces mandatory security protocols for terminal access, and enables granular access control for complex network topologies — all without requiring modifications to the existing network architecture. It is fully compliant with the security access requirements stipulated in the Level Protection framework.
Contact number: +8613810035865
Enterprise Email: liuyl@topwalk.com
Address: Building 3, Courtyard 6, Jianfeng Road (South Extension), Haidian District, Beijing
All Rights Reserved by TRS Topwalk Information Technology Co., Ltd.