Best Web Content Filtering Software for Linux of 2024

Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.

At SafeDNS, we are committed to creating a safer and more secure online environment for SMBs, enterprises, ISPs, MSPs, OEMs, and Education. We have a global footprint, making the internet safer for millions of users in over 60 countries. With years of experience in the field of cybersecurity and DNS filtering, we offer cutting-edge solutions to safeguard your digital life. Our innovative technologies help you stay protected against malware, phishing attacks, inappropriate content, and more. SafeDNS currently serves over 4000 institutions and home users around the world.

SpamTitan email security protects businesses, schools, smbs and MSPs from spam. SpamTitan email security protects against spam, phishing, day-zero attacks and viruses, malware, ransomware and other threats to email. It helps to control mail flow, clean it, protect against spam, and protect against unwanted email. We offer easy-to-use, yet powerful email security for businesses, smbs, and MSPs that is Office365-friendly. SpamTitan Email Security is available for a free, fully supported trial. SpamTitan – Premium functionality included * CEO Impersonation protection * Spearphishing Protection/ Phishing * Link analysis * Full Sanding * Zero Day Attacks protection * Mail Spooling * Spoofing protection * Ransomware and Malware Protection * SPF/DKIM/DMARC checking * Encryption * Fully multi-tenant environment * Ability to rebrand entire UI * Full REST API * Set up documents and support SpamTitan Email Security is the best solution in the G2 Crowd Email Security. Start your free trial today!

It is very difficult to find data to show people who don’t care about malware. Although people may not be able to provide the exact details, almost everyone is aware that it's a serious threat. FlashStart blocks botnets, ransomware, malware, and other threats using global, top-class protection streams. You can block any web content that you find inappropriate by using content filtering. These sites could be dangerous, distracting, and unsavoury. Pro+ includes a secure, downloadable app. All devices are protected by centralized FlashStart protection at the home-office, cafe, and anywhere else. No router dependency. The idea is to optimize the filter to meet your individual needs. This is not an appliance. It is a lightweight application that runs on the existing IT systems of the end user. It should allow a low latency performance of less than 5ms.

NextDNS protects against all types of security threats, blocks trackers and ads on websites and apps, and provides a safe and supervised Internet experience for children, on all devices and across all networks. You can define your threat model and adjust your security strategy by activating 10+ types of protections. The most trusted threat intelligence feeds contain millions of malicious domains and are all updated in real time. We analyze DNS questions and answers in real-time, allowing us to detect and block malicious behaviour. Our threat intelligence system can catch malicious domains faster than traditional security solutions, with typically only a few hours between domain registrations and the beginning of an attack. Block trackers and ads on websites and apps, even the most malicious. Block the most popular ads and trackers blocklists. Millions of domains are all kept up-to-date in real time.

Multilayered endpoint security that includes behavior-based analysis to protect against known and unknown threats. All your global software inventory can be viewed in real-time. You can see your global software inventory from anywhere, anytime. FortiClient cloud-delivered endpoint protection service for small and medium-sized businesses. An integrated endpoint protection platform that provides next-generation threat protection, visibility, and control over your entire hardware and software inventory across the entire security network. Identify and remediate compromised hosts on your attack surface. FortiClient is a key component of the Fortinet Security Fabric. It integrates endpoints within the fabric to prevent advanced threats and early detection. Security events such as zero-day malware, botnet detections and vulnerabilities are reported in real time.

Haltdos ensures the 100% high availability of your website/web services by providing intelligent Web Application Firewall and application DDoS mitigation, Bot Protection, SSL offloading, Load Balancing solution over the public and private cloud that monitors, detects, and automatically mitigates a wide range of cyber-attacks including OWASP top 10 and Zero-day attacks, without requiring any human intervention.

The fastest DNS-based threat protection and content filtering service in the world, powered by artificial Intelligence.

WebTitan is a DNS Based Web content filter and Web security layer that blocks cyber attacks, malware, ransomware and malicious phishing as well as providing granular web content control. WebTitan Cloud for Wi-Fi is a cloud-based content filtering solution for your Wi-Fi environment. Wi-Fi guests can be exposed to unsuitable websites and malware. WebTitan Cloud for Wi-Fi allows you to control the content that can be accessed, creates a safe environment to access the internet, and provides your organization with reports regarding network usage. Our intelligent AI driven real time content categorization engine combines industry leading anti-virus and cloud based architecture. This makes the WebTitan Cloud DNS filter an ideal solution for organizations needing maximum protection and minimal maintenance. WebTitan Cloud is a low maintenance solution that can be set up in five minutes to stop your users from accessing inappropriate content online. Start your free Trial of WebTitan today, with full support included.

Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm is revolutionizing the way businesses deliver digital workspaces. We use our open-source web native container streaming technology to create a modern devops delivery of Desktop as a Service, application streaming, and browser isolation. Kasm is more than a service. It is a platform that is highly configurable and has a robust API that can be customized to your needs at any scale. Workspaces can be deployed wherever the work is. It can be deployed on-premise (including Air-Gapped Networks), in the cloud (Public and Private), or in a hybrid.

Simple packet filters will soon be a thing of history. Even the open-source community is moving toward Next-Generation Firewalls. OPNsense, a leader in intrusion detection, web filtering and anti-virus, is also a leading player. No network is too small to be targeted by an attacker. Even home networks, washing machine, and smartwatches, are at risk and require a safe environment. Firewalls are an important part of the security concept. They protect computers and networks from known and unknown threats. A firewall will offer the best protection if it is easy to use, has well-known functions, and is placed in the right place. OPNsense takes on the challenge of meeting these criteria and does so in different ways. This book is an ideal companion to help you understand, install and set up an OPNsense Firewall.

WithSecure Business Suite is an endpoint security service that can be used on-site. A complete business security system that can be used in virtual, physical, and cloud environments. All managed through one central management tool. This allows for maximum performance, transparency, and IT resources. For the most stringent security requirements, you can have full control on-site. Endpoint security management for the public and private clouds as well as on-premises infrastructure. All security applications can be managed from one central location. Automation and easy control mean less work. It is simple and easy to scale. WithSecure Business Suite can solve all your security problems. You can either manage your service yourself or have it managed by a certified service provider. It saves time and resources by integrating across all your devices. It also protects your business against cybersecurity threats.

Modernized DNS-based content filtering. You can easily decide what content should and shouldn't be allowed on the internet. It's powerful for our children and our business. CleanBrowsing, a DNS-based content filtering system that allows you to browse the internet safely and without any surprises, is called CleanBrowsing. It intercepts domain requests and filters sites that should not be blocked based on your filtering requirements. Our free family filter blocks porn, obscenity, and adult content while still allowing Google and other web sites to load safely. Our three predefined filters (Security and Adult) are available for global consumption. The Family filter blocks adult/obscene content and applies Safe Search filters for Google, Bing, Yandex etc. However, the security filter restricts access to malicious activity.