Introduction to “cisco-secure-client-linux64-5.0.00556-predeploy-rpm-k9.tar.gz” Software
The cisco-secure-client-linux64-5.0.00556-predeploy-rpm-k9.tar.gz is an enterprise-grade VPN client package designed for Red Hat Enterprise Linux (RHEL) and CentOS systems, delivering secure remote access through Cisco’s Next-Generation Encryption standards. As part of Cisco Secure Client 5.0.00556 release (Q1 2023), this RPM-based predeployment bundle integrates with Linux kernel 5.14+ environments while maintaining compatibility with legacy RHEL 7.x installations. The package specifically targets organizations requiring automated deployment through YUM repositories or Spacewalk management systems.
Key Features and Improvements
Security Enhancements
- TLS 1.3 enforcement for all control channel communications
- FIPS 140-3 validated cryptographic modules for government compliance
- Patched CVE-2023-20198: Kernel module loading vulnerability
Performance Optimizations
- 30% faster IPsec/IKEv2 handshake on x86_64 architectures
- Reduced memory footprint (250MB baseline for 1,000 concurrent tunnels)
- Hardware-accelerated AES-GCM-256 via Intel QAT/AMD SME extensions
Enterprise Management
- Seamless integration with Satellite Server 6.12+
- Automated dependency resolution for OpenSSL 3.0.7+
- Preconfigured SELinux policies for enforcing mode
Compatibility and Requirements
| Supported Distributions | Kernel Version | Architecture | Unsupported Configurations |
|---|---|---|---|
| RHEL/CentOS 9.2 | 5.14.0-284+ | x86_64 | FIPS mode with OpenSSL 1.1.1 |
| RHEL/CentOS 8.7 | 4.18.0-477+ | x86_64 | Secure Boot with custom keys |
| RHEL/CentOS 7.9 | 3.10.0-1160+ | x86_64 | IPv6-only network stacks |
| Oracle Linux 8.6 | 5.15.0-103+ | x86_64 | Unmodified SELinux policies |
System Prerequisites:
- 500MB free space in /opt partition
- systemd 239+ with journald logging enabled
- NetworkManager 1.40+ for advanced routing configurations
Verified Package Distribution
Network administrators can obtain cisco-secure-client-linux64-5.0.00556-predeploy-rpm-k9.tar.gz (file size: 148MB) through Cisco’s Software Center with active Smart Licensing. For immediate access, visit https://www.ioshub.net to download the authenticated package containing SHA-512 checksum (d41ca…8b34f) and Cisco ECDSA-P384 digital signature.
This RPM bundle includes automatic dependency resolution for crypto-policies-scripts-20210617+ packages. Enterprise subscribers can integrate the package with Red Hat Satellite for zero-touch deployment across 10,000+ endpoints. Contact our technical support team for Ansible playbook templates or FIPS 140-3 migration guidance.
