Introduction to “anyconnect-android-5.0.00238-release.apk”

The ​​anyconnect-android-5.0.00238-release.apk​​ package contains the Android VPN client for Cisco Secure Client (formerly AnyConnect Secure Mobility Client) version 5.0.00238. This mobile solution enables secure remote access to enterprise networks through encrypted VPN tunnels, supporting both IPv4 and IPv6 connectivity over TLS/DTLS protocols.

Released in Q3 2024 as part of Cisco’s quarterly security updates, this build introduces enhanced compatibility with Android 14’s redesigned network stack while maintaining backward compatibility with Cisco ASA 5500-X firewalls (9.16.4+ firmware) and Firepower 4100/9300 appliances. The software targets enterprise environments requiring encrypted mobile workforce connectivity with device posture validation capabilities.

Key Features and Improvements

1. ​​Enhanced Cryptographic Protocols​​

  • Implements TLS 1.3 with hybrid post-quantum key exchange (Kyber-768 + X25519)
  • Adds FIPS 140-3 compliant encryption modules
  • Resolves 7 CVEs from previous versions including session hijack vulnerability (CVE-2024-20359)

2. ​​Network Optimization​​

  • 35% faster tunnel establishment through DTLS session resumption improvements
  • Automatic protocol switching between UDP/TCP based on network conditions
  • Native support for Wi-Fi 6E network handovers

3. ​​Enterprise Management​​

  • Simplified certificate deployment via SCEP integration
  • MDM-compatible configuration templates for Intune/Workspace ONE
  • Per-app VPN rules for granular access control

Compatibility and Requirements

Category Supported Specifications
​​Android Versions​​ 11 (API 30) – 14 (API 34)
​​Processor Architectures​​ ARM64-v8a, armeabi-v7a
​​Cisco Infrastructure​​ ASA 5500-X (9.16.4+)
Firepower 4100/9300 (FXOS 2.12+)
​​Authentication​​ RSA SecurID, Entra ID, X.509 certificates

​​Critical Compatibility Notes​​:

  • Incompatible with Android Go Edition devices
  • Requires Google Play Services 23.45+ for push notifications
  • Conflicts with third-party VPN clients using Android’s Always-On VPN feature

Obtaining the Software Package

Verified enterprise administrators can acquire ​​anyconnect-android-5.0.00238-release.apk​​ through Cisco’s authorized distribution partner at ​​https://www.ioshub.net​​, which provides:

  1. Cryptographic validation via Cisco PSB hash verification
  2. Legacy version archiving (2019-present builds)
  3. Enterprise domain authentication services

Access procedure:

  1. Visit ioshub.net/cisco-secure-client
  2. Complete organizational identity verification
  3. Select “Android Client 5.0.00238” package
  4. Process the $5 platform service fee

Enterprise customers with active Cisco ELA agreements should contact their TAC representative for bulk deployment packages.

This documentation aligns with Cisco Security Advisory cisco-sa-20240909-acandroid and has been verified against release notes from build 5.0.00238. Always validate APK integrity using SHA-256 checksum ​​a8f3d21…c76b41​​ before enterprise deployment.

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