Best Free Website Security Software of 2025

Source Defense is an essential element of web safety that protects data at the point where it is entered. Source Defense Platform is a simple, yet effective solution to data security and privacy compliance. It addresses threats and risks that arise from the increased use JavaScript, third party vendors, and open source code in your web properties. The Platform offers options for securing code as well as addressing an ubiquitous gap in managing third-party digital supply chains risk - controlling actions of third-party, forth-party and nth-party JavaScript that powers your website experience. Source Defense Platform provides protection against all types of client-side security incidents, including keylogging, formjacking and digital skimming. Magecart is also protected. - by extending the web security beyond the browser to the server.

Verosint's Real-Time, Intelligent ITDR platform provides a fast, efficient approach to detect, investigate and remediate attacks on workforce and customer accounts and identity systems. With unified observability and AI powered behavioral analytics, we detect advanced threats and provide continuous protection for your organization and users. With Verosint you’re able to: -Protect against the fastest growing and most costly attacks that traditional identity system miss, including Okta, Ping, Microsoft, and Google -Reduce the time to identify and remediate identity security threats (lower MTTD and MTTR) -Gain productivity and efficiency with full incident visibility, real-time threat detection, and automated remediation so your team can focus on what matters most -Close staffing and skills gaps by leveraging behavioral analytics, identity intelligence and AI insights to cut through complexity and noise to surface threats In less than 60 minutes, you can get immediate protection from identity based attacks such as: -Credential stuffing, Account Takeover and Brute-Force attacks, -Session Sharing and Hijacking, -MFA Fatigue and Location Mis-match, -Recently Attacked emails and credentials, -Dormant accounts and more.

Cloudflare is the foundation of your infrastructure, applications, teams, and software. Cloudflare protects and ensures the reliability and security of your external-facing resources like websites, APIs, applications, and other web services. It protects your internal resources, such as behind-the firewall applications, teams, devices, and devices. It is also your platform to develop globally scalable applications. Your website, APIs, applications, and other channels are key to doing business with customers and suppliers. It is essential that these resources are reliable, secure, and performant as the world shifts online. Cloudflare for Infrastructure provides a complete solution that enables this for everything connected to the Internet. Your internal teams can rely on behind-the-firewall apps and devices to support their work. Remote work is increasing rapidly and is putting a strain on many organizations' VPNs and other hardware solutions.

Monitoring third-party scripts effectively eliminates uncertainty, ensuring that you are always aware of what is being delivered to your users' browsers, while also enhancing script performance by up to 30%. The unchecked presence of these scripts in users' browsers can lead to significant issues when things go awry, resulting in adverse publicity, potential legal actions, and claims for damages stemming from security breaches. Compliance with PCI DSS 4.0, particularly sections 6.4.3 and 11.6.1, requires that organizations handling cardholder data implement tamper-detection measures by March 31, 2025, to help prevent attacks by notifying stakeholders of unauthorized modifications to HTTP headers and payment information. c/side stands out as the sole fully autonomous detection solution dedicated to evaluating third-party scripts, moving beyond reliance on merely threat feed intelligence or easily bypassed detections. By leveraging historical data and artificial intelligence, c/side meticulously analyzes the payloads and behaviors of scripts, ensuring a proactive stance against emerging threats. Our continuous monitoring of numerous sites allows us to stay ahead of new attack vectors, as we process all scripts to refine and enhance our detection capabilities. This comprehensive approach not only safeguards your digital environment but also instills greater confidence in the security of third-party integrations.

Our cloud SWAP has been vetted as one of the best solutions to threats such as cross site scripting (XSS), SQL injections, and Distributed Denial of Service. Cloudbric's logic-based SWAP, which includes pattern matching, semantic, heuristic analysis, and core rulesets, is fully automated and simple to use. This means that there is no need to update security policies or sign signatures often. Private WAF deployments can also be customized with customization options. Our service ensures your website. Your website will remain online and be protected from distributed denial-of-service attacks (DDoS). Cloudbric actively blocks layers 3, 4 and 7 DDoS attacks that can scale up to 20Tbps*

Stop fraud, spam and account takeovers by using 99.5% accurate browser fingerprinting. You can quickly access suspicious visitor activity and geolocation. Integrate our API into your signup or server-side business rules. Instant notifications sent securely to your backend systems. This is ideal for building scalable, asynchronous processes. Any web application can be protected against account takeover. Protect your customers' accounts by accurately identifying threats and preventing them from causing damage. Users who re-use passwords across multiple services run the risk of having their accounts hacked by fraudsters who bought or hacked them from another source. These fraudsters can be caught by associating multiple login attempts with bot networks. Social engineering is still a reliable method for fraudsters accessing accounts. To prevent phishing accounts from being accessed easily, require new visitors to provide additional authentication.

Cerber Security vigorously defends WordPress from hacker attacks, spam, malware, and other threats. Blazingly fast and reliable in design A set of specialized request inspection algorithms screens incoming requests for malicious codes patterns and traffic anomalies. Bot detection engine detects and mitigates automated attacks. Reduces code injection and brute force attacks. GEO country rules restrict access. Both REST API and ordinary user numbers are blocked. Restricted access to REST API, XML-RPC. It uses a global list IP addresses that are known to be involved in malicious activity. Detects bots using heuristics and content-based algorithms. Compares IP address against a real-time list of IP addresses that are known to be disseminating spam, attacks on phishing and other malicious activity. Every file and folder on your website is thoroughly scanned for trojans, malware, and viruses. Automatically removes viruses and malware. Monitors suspicious, new, or changed files.

The Comodo Security Operations Center (CSOC) offers around-the-clock security oversight provided by certified analysts utilizing cutting-edge technology. The professionals at CSOC are responsible for identifying and evaluating threats, issuing alerts when necessary to engage clients in resolving issues and aiding in mitigation efforts. By leveraging Comodo cWatch CSOC, your internal IT department can enhance its ability to safeguard applications through advanced security solutions that are simple to deploy, fully managed, and do not necessitate significant initial investments. This service is engineered to streamline the intricate and time-intensive process of investigating security incidents while alleviating the financial burden associated with maintaining in-house security personnel. With real-time monitoring of web traffic and proactive threat identification, our security specialists can promptly inform organizations and take appropriate measures when an attack is detected. Continuous surveillance by the Comodo CSOC team, who possess extensive expertise in application security monitoring and management, ensures that organizations can operate with greater peace of mind. This comprehensive approach not only protects your assets but also allows your team to focus on core business functions without the distraction of security concerns.