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What is IBM Cloud Network Security?

Firewalls and security groups are essential components in protecting your cloud infrastructure and the sensitive data it houses, effectively preventing malicious activities from reaching your servers or users. Security groups facilitate the easy implementation of tailored security policies for individual instances, providing a virtual firewall safeguard. With a variety of hardware-based firewalls and adaptable security group configurations, you have the ability to respond swiftly to evolving security needs. Maintaining a strong defensive layer is crucial, and the ability to configure firewalls on demand without interrupting services allows for necessary control. Utilizing single-tenant bare metal servers guarantees that resources are dedicated to a single customer, significantly improving security by isolating workloads in a dedicated environment. It’s important to understand that not every compute server provides equal security, so verifying that your selected solution is truly single-tenant and exclusively for your organization is essential to ensure complete data isolation and reassurance. Regularly assessing and updating your security protocols is also key to bolstering the protection of your cloud assets, enabling you to stay ahead of potential threats. Ultimately, a proactive approach to cloud security can lead to a more resilient infrastructure overall.

What is CacheGuard?

CacheGuard is a free, open-source network security gateway designed for small and medium businesses that need professional-grade internet protection without the cost of a dedicated IT team or a commercial appliance subscription. Most SMBs rely on the router their internet provider gave them. That router was built to connect, not to protect — it forwards all traffic without inspecting it, leaving the network exposed to malware, phishing, data leaks, and unauthorised access. CacheGuard fixes this by sitting between the internal network and the ISP router, acting as the security checkpoint for all internet traffic. What CacheGuard covers: Stateful firewall — control what enters and leaves your network Web antivirus — real-time scanning of HTTP/HTTPS traffic URL filtering — block websites by category or custom list SSL inspection — inspect encrypted HTTPS traffic Web Application Firewall — block malicious web requests VPN server — secure remote access for your team Web cache — faster browsing, lower bandwidth usage QoS and WAN load balancing — traffic shaping across internet links Key advantages over commercial alternatives: No licence cost, no subscription, no vendor lock-in Runs on any spare x86 PC or common hypervisor Web-based admin interface — no command-line expertise needed Open-source and auditable — in active development since 2002 ISP router requires no reconfiguration CacheGuard installs from a single ISO in under an hour and is suitable for offices, schools, branch networks, and home labs.

Media

Media

Integrations Supported

Azure Marketplace
Captain Compliance
IBM Verify Trust
PC Matic
QOMPLX
SSOReady

Integrations Supported

Proxmox VE
VMware ESXi
VirtualBox

API Availability

API Availability

Has API

Pricing Information

Pricing not provided

Pricing Information

$0
Free for any number of users. Optional paid support available.
Free Version

Supported Platforms

SaaS

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Online Training
On-Site Training

Company Facts

Organization Name

IBM

Date Founded

1911

Company Location

United States

Company Website

www.ibm.com/cloud/network-security

Company Facts

Organization Name

CacheGuard Technologies

Date Founded

2025

Company Location

France

Company Website

www.cacheguard.com

Categories and Features

Categories and Features

Network Security

Access Control
Firewalls
VPN

Secure Web Gateways

Not specified

WAN Optimization

Not specified

Web Application Firewalls (WAF)

Access Control / Permissions
Dashboard
IP Reputation Checking
Managed Rules
OWASP Protection
Reporting / Analytics
Server Cloaking
Virtual Patching

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