Firewall Support and Security Management

The objective of firewall security management is to improve the security of a network environment.

A firewall is a network security device that monitors incoming and outgoing network traffic and decides whether to allow or block specific traffic based on a defined set of security rules.

Firewalls have been a first line of defense in network security for over 25 years and they establish a barrier between secured and controlled internal networks that can be trusted and untrusted outside networks, such as the Internet.

What are Firewall Managment Rules?

Firewall management rules, often referred to as firewall policies or rulesets, are the specific configurations set on a firewall to regulate inbound and outbound network traffic. 

These rules are the heart of a firewall’s operation and are what allow it to provide security for a network. Firewall rules are typically defined based on the following parameters:

Best Practices for Firewall Management

Firewall management can be complex, but following best practices can help maintain a secure and efficient network. Here are some of the key best practices for firewall management:

Least Privilege Policy: Only allow traffic necessary for the network’s operation and nothing more. If a service, application, or user does not need access to something, they should not have it.

Regularly Review and Update Rules: Firewall rules should be reviewed regularly to ensure they are still relevant and secure. Unused or outdated rules can create potential security risks.

Document Your Firewall Rules: Good documentation helps you understand why a rule was created, what it does, and when it was last updated. This can be especially helpful when troubleshooting.

Use a Change Management Process: Any changes to firewall rules should go through a formal process that includes strategy, risk analysis, testing, and reviewing the change after implementation.

Firewall Segregation: Use your firewall to create separate network segments for different types of traffic. This can limit the impact of a security breach by “NOT putting all eggs in one basket”.

Monitor and Respond to Alerts: Using a firewall to regularly monitor and promptly respond to alerts can help you identify and address issues quickly.

Backup Firewall: Having a backup firewall can help maintain network security in case your primary firewall fails. This is especially important if your business’s network downtime can result in lost revenue.

Training and Awareness: Make sure that anyone involved in firewall management is properly trained and aware of the importance of their role in maintaining network security..

So How Can Three IC Help You?

Three IC's Firewall Support & Management Services

Our comprehensive firewall support and management services offer the latest in firewall equipment to protect your network.

Monitored 24×7 and continuously updated by our engineers in Hong Kong, our managed firewall service ensures your network remains secure.

Recognizing the crucial role of firewalls in defending against Internet attacks, we emphasize that firewall systems require active management and maintenance.

Neglecting to properly configure and update firewalls leaves networks vulnerable to a multitude of hacker attacks. Through our penetration testing, we consistently identify poorly configured and outdated firewalls as common vulnerabilities.

Don’t risk leaving your network unprotected—trust THREE IC to secure your firewall like locking your office door.

network firewall

The features of THREE IC firewall and security management services:

firewall support and security management
  • Thorough Security Evaluation: Our network and security engineers will conduct a meticulous assessment of your security requirements and the current state of your network environment. This evaluation is specifically focused on identifying potential vulnerabilities and understanding your unique security needs.

  • On-Site Network Analysis and Security Audit: Our skilled engineers will perform an in-depth analysis of your existing network configuration, with a strong emphasis on evaluating your firewall’s effectiveness. We will conduct a thorough security audit to identify any gaps or weaknesses that may be present within your firewall setup.

  • Tailored Network Changes Proposal: Based on the assessment and security audit, our network engineers will provide you with a detailed proposal. This proposal will highlight the network changes necessary to enhance your firewall’s performance and address any identified security concerns. Our experts will customize the proposal to suit your specific requirements and ensure that your firewall is configured optimally for maximum security.

  • Seamless Firewall Implementation or Upgrade: Depending on the proposed changes, we will assist you in implementing the recommended modifications to your network or facilitate the acquisition and installation of a new firewall. Our experienced team will ensure a smooth and seamless transition, guaranteeing that your firewall is up-to-date and configured according to industry best practices.

  • Regular Security Reporting: Throughout the support period, we will provide you with regular security reports that offer comprehensive insights into the performance and status of your firewall. These reports will include detailed information about any security incidents, threats detected, and trends observed. By keeping you informed, you can take proactive measures to strengthen your network security.

  • Expert Firewall Support and Management: Our team of experienced technicians, with a wealth of knowledge and expertise in firewall security, will provide ongoing support and management for your firewall. We will actively monitor your firewall’s performance, promptly address any security incidents or anomalies, and ensure that your firewall rules and configurations are continuously optimized to protect your network from emerging threats.


We aim to provide you with robust protection and peace of mind. For further inquiries or to learn more about our services, please do not hesitate to contact us at 3590 0539. Our dedicated team is committed to delivering top-notch firewall security solutions tailored to your specific needs.

Benefits of THREE IC Firewall Support and Security Management

  • Expert Evaluation and Guidance: Some businesses often lack in-house expertise in network security. By engaging with THREEIC, your business can receive expert evaluation and guidance from network and security engineers. This ensures that your specific requirements and existing environment are thoroughly assessed, allowing for tailored solutions that address your unique security needs.

  • Enhanced Network Security: Through on-site analysis and security audits, THREEIC helps you identify vulnerabilities and weaknesses in your network configurations and firewall setups. By addressing these gaps and implementing the recommended changes, you can significantly enhance your network security, mitigating the risk of potential cyber threats.

onsite it support specialists working
  • Optimized Network Configuration: The detailed proposals provided by THREEIC’s network engineers outline necessary network changes and improvements required to accommodate the chosen firewall solution. By implementing these recommendations, we can help you optimize your network configuration for better performance, efficiency, and security.

  • Seamless Implementation and Upgrades: THREEIC’s experienced team assists SMEs in seamlessly implementing the proposed network changes or acquiring and installing new firewalls. This ensures that the transition process is smooth and hassle-free, minimizing disruptions to your business operations.

  • Proactive Monitoring and Support: With THREEIC’s ongoing support and management services, you can benefit from proactive monitoring of their firewalls. Any security incidents or anomalies are promptly addressed, minimizing the potential impact on your network. This level of support allows you to focus on your core business activities while having peace of mind knowing that your network security is being effectively managed.

  • Insightful Reports for Informed Decision-Making: The monthly reports provided by THREEIC offer valuable insights into the performance and status of your firewalls. These reports highlight security incidents, threats, and trends, enabling you to make informed decisions regarding your network security strategies. This empowers you to take proactive measures to protect your valuable data and sensitive information.

Ready To Get Started? Our Team Is Ready To Help

Reach out to our security experts now to explore how THREE IC’s Firewall Support and Management team can protect your network from common and emerging cybersecurity threats!

Or call our expert team directly at +852 3590 0539