Best Free IT Security Software - Page 4

Compare the Top Free IT Security Software as of December 2025 - Page 4

  • 1
    Vinchin Backup & Recovery
    Vinchin Backup & Recovery, a comprehensive next-generation backup solution self-developed by Vinchin, supports the world’s most mainstream virtual environments including VMware, Hyper-V, XenServer, XCP-ng, oVirt, RHV, Oracle OLVM, Sangfor HCl, OpenStack, Huawei FusionCompute(Xen Based), H3C CAS/UIS, ZStack, Proxmox, database including Oracle DB, MySQL, SQL Server, PostgreSQL, Postgres Pro, MariaDB, Windows and Linux physical machines, file shares/NAS, and supports cross-platforms recovery or migration, backup verification, cloud archive, offsite copy, ransomware protection and other data protection features. It prevents the loss of critical business data due to human misoperation, viruses, attacks, hardware failures, natural disasters, wars, etc.
  • 2
    Oz Liveness

    Oz Liveness

    Oz Forensics

    Oz Liveness is a leading facial recognition and authentication software used by private and public organizations across the globe to lower the risk of biometric fraud by preventing deepfake and spoofing attacks with 100% accuracy. The technology has been validated by the industry’s most rigorous testing standard, ISO 30107-3 iBeta level 1 and 2 certifications. It helps organizations validate they are dealing with a real person within seconds, lowering compliance and fraud risks. Oz Liveness features advanced algorithms able to detect many forms of biometric spoofing, including 3D and 2D masks and photos along with photos or videos displayed on a mobile or a laptop screen. On-device Liveness detection and face biometry checks allow to use of a phone as a personal biometric device. No data is sent to the server from the device and stays in the customer's hands. On-device Liveness is perfect in any customer’s use case, improving the reachability and stability of the services .
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    Starting Price: $2,625/year/12,500 transaction
  • 3
    GitLab

    GitLab

    GitLab

    GitLab is a complete DevOps platform. With GitLab, you get a complete CI/CD toolchain out-of-the-box. One interface. One conversation. One permission model. GitLab is a complete DevOps platform, delivered as a single application, fundamentally changing the way Development, Security, and Ops teams collaborate. GitLab helps teams accelerate software delivery from weeks to minutes, reduce development costs, and reduce the risk of application vulnerabilities while increasing developer productivity. Source code management enables coordination, sharing and collaboration across the entire software development team. Track and merge branches, audit changes and enable concurrent work, to accelerate software delivery. Review code, discuss changes, share knowledge, and identify defects in code among distributed teams via asynchronous review and commenting. Automate, track and report code reviews.
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    Starting Price: $29 per user per month
  • 4
    SafeDNS

    SafeDNS

    SafeDNS

    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. At present, SafeDNS serves more than 4000 businesses and institutions, and tens of thousands of home users worldwide. We do: -Web content filtering. We help you block all dangerous or unwanted websites such as pornography, violence, child sexual abuse and similar categories. -Malware protection. We also have your back against malicious sites trying to breach user devices either with viruses or information theft intent. -Cloud service. Additionally, we provide you with a cloud filtering service that requires no additional hardware purchase or software installation.
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    Starting Price: $0.9/user/month
  • 5
    Bitwarden

    Bitwarden

    Bitwarden

    Bitwarden is an open source password management solution that empowers enterprises and individuals to securely store and share sensitive data with end-to-end encryption. Share Encrypted Information - Share your sensitive information safely and securely with individuals, teams, and enterprises. - Transmit encrypted information via a secure link to anyone through your preferred communication channel like text or email. Make Password Management Convenient - Generate and store your strong and unique passwords all in one place. - Access account credentials from anywhere, on any device with secure cloud syncing. - Bitwarden offers multiple client options to access your password vault including desktop, mobile, browser, web, and CLI. - Autofill makes it easy to quickly and securely log in to accounts. Strengthen Your Security - Identify potential security weaknesses like reused, exposed, or weak passwords, and other helpful data security metrics.
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    Starting Price: $4 per month
  • 6
    Aid4Mail

    Aid4Mail

    Fookes Software Ltd

    Aid4Mail is a fast, reliable, and highly accurate tool to collect, recover, search, and convert emails. It supports most mailbox file formats (e.g. PST, OST, OLM, mbox), IMAP accounts (e.g. Yahoo! Mail, AOL) and popular mail service providers (e.g. Microsoft 365, Exchange, Gmail). Aid4Mail can recover double-deleted messages and corrupted emails, and extract MIME data from certain types of unknown file formats through file carving. Aid4Mail provides a large array of tools to search and filter out unwanted emails during conversion. Save time by using native pre-acquisition filters to download a subset of your mail from Exchange, Office 365, Gmail and other webmail services. Use Aid4Mail’s integrated search engine to cull-down your email collection. Its search operators are very similar to Gmail and Office 365. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world. It is made in Switzerland by perfectionists.
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    Starting Price: $59.95
  • 7
    Kloudle

    Kloudle

    Kloudle

    Kloudle is a blazing fast cloud security scanner. Built for solo developers, small teams it makes the job of cloud security effortless. By following the approach of SCAN → FIX → AUTOMATE. Everything you need to keep your cloud secure, so that you can get back to focussing on building and shipping what you love. Scan your cloud accounts (AWS, Google Cloud, Digitalocean, Azure), cloud servers (Linux), Kubernetes clusters (Managed - EKS, GKE, AKS, DOKS or Self-hosted). All of this and more without breaking the bank. Simple pricing with a pay as you go model. Buy credits and use them for security scans, downloading custom reports. Every user gets 5 free SuperFast scans. There is no time limit on these. You can scan the configuration of cloud virtual machines (EC2 in AWS) and object stores (S3 buckets in AWS). After utilizing your 5 free scans, you will need to purchase credits to continue running security scans. There are no subscriptions or long-term commitments required.
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    Starting Price: $30 per credit
  • 8
    Tresorit

    Tresorit

    Tresorit

    End-to-end encrypted file sync & sharing Tresorit is the ultra-secure place in the cloud to store, sync and share files easily from anywhere, anytime. Tresorit is powered by end-to-end encryption, therefore it seals your files away from internal data breaches and hackers. All the data is securely stored according to the GDPR in Europe in Microsoft Azure datacenters. Manage who can add, edit or only view the data you shared. Team members can securely access the updated files using their browser, desktop, or mobile device, wherever they are. Files can be shared with the same secure manners outside your company as well. Replace risky email attachments with ultra-secure share links. Thanks to end-to-end encryption, nothing leaves your device unencrypted, meaning only you and your recipient can open the files. Utilize the new Content Shield features for your Business to secure collaboration with external parties. Read more here: https://tresorit.com/tresorit-content-shield
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    Starting Price: $10.42/month
  • 9
    Protectimus

    Protectimus

    Protectimus Limited

    Protectimus SAAS two-factor authentication service is already set up in the cloud and available 24/7, just register and begin the integration via API or using a ready-made integration plugin. The Protectimus On-Premise MFA platform can be deployed on the premises of your organization or in a private cloud. Radius, Citrix NetScaler and XenApp VMWare, Active Directory, LDAP, Windows Logon, and RDP, OWA, ADFS, RoundCube, Dynamic Passwords, API, SDK, customized individual development. Dynamic Strong Password Authentication integrates directly with Microsoft Active Directory (or any other user directory) to add a six-digit password onto users’ static passwords. Today, data violation happens regularly. If you want to assure your data is thoroughly protected, strong authentication methods are vital. We are likely to display personal info without any outside intervention. But when it comes to business, we would not limit user authentication and identification to a single password.
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    Starting Price: $33 per month
  • 10
    Better Stack

    Better Stack

    Better Stack

    Better Stack is a unified observability tool that helps you ship better software, faster. Schedule on-call rotations, receive actionable alerts, and resolve incidents with ease. Better Stack brings together incident management, uptime monitoring, status pages, log management, and infrastructure monitoring – all in one place. Built for speed and scale, it combines multiple monitoring and alerting workflows into a single, powerful interface that boosts visibility and slashes response times. Key features include an OpenTelemetry-native Kubernetes collector powered by eBPF, real-time alerting, and collaborative dashboards. Under the hood, Better Stack runs on ClickHouse, enabling lightning-fast queries and scalable ingestion across high-cardinality datasets. You can visualize your entire stack, turn all your logs into structured data, and query everything with SQL – as if it were a single database. Seamlessly integrates into your workflow with 100+ integrations.
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    Starting Price: $29 per month
  • 11
    Okta

    Okta

    Okta

    One platform, infinite ways to connect to your employees and customers. Build auth into any app. Create secure, delightful experiences quickly by offloading customer identity management to Okta. Get security, scalability, reliability, and flexibility by combining Okta’s Customer Identity products to build the stack you need. Protect and enable your employees, contractors, and partners. Secure your employees—wherever they are—with Okta’s workforce identity solutions. Get the tools to secure and automate cloud journeys, with full support for hybrid environments along the way. Companies around the world trust Okta with their workforce identity.
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    Malwarebytes

    Malwarebytes

    Malwarebytes

    Crushes cyberthreats. Restores confidence. Traditional antivirus simply doesn't cut it anymore. Malwarebytes crushes the latest threats before others even recognize they exist. We block viruses, malware, malicious websites, ransomware, and hackers that traditional antivirus isn't smart enough to stop. Our cutting-edge protection and response solutions are used by organizations of all sizes around the world. Traditional antivirus fails because it’s slow to react to new threats. And, well, because it’s “dumb.” We use layers of technology like anomaly detection (a cool sort of artificial intelligence), behavior matching, and application hardening to crush malware that hasn’t even been seen before. Alright, so not really like traditional antivirus. Premium protection and privacy for your home computers and devices. Enterprise-grade protection and remediation for organizations large and small.
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    Starting Price: $47.22 per user per year
  • 13
    SEON

    SEON

    SEON

    SEON's mission is to create a world free from financial crime by stopping fraud earlier and quicker in the customer journey. With the trust of more than 5,000 companies, SEON has reviewed billions of transactions, preventing over €160 billion in fraudulent activities. Our rapid integration, and 30 days free trial, allow businesses to try SEON with low risk and high rewards. SEON provides a comprehensive end-to-end fraud prevention solution, including Anti-Money Laundering (AML). Our unique approach combines social signals with deep digital footprinting, leveraging fully-explainable machine learning to identify emerging fraud threats. As a recipient of numerous accolades, including Sifted's Rising 100, Deloitte's Technology Fast 50, Crunchbase's Emerging Unicorn, and G2's Fastest Growing Software in 2022, SEON has raised $94 million in Series B funding as of April 2022. Operating globally from Austin, London, Budapest, and Singapore, we are committed to making the world safer.
    Starting Price: €599
  • 14
    Opsgenie

    Opsgenie

    Atlassian

    Stay aware and in control of all Dev and Ops incidents. Notify the right people, reduce response time, and avoid alert fatigue. Opsgenie is a modern incident management platform that ensures critical incidents are never missed, and actions are taken by the right people in the shortest possible time. Opsgenie receives alerts from your monitoring systems and custom applications and categorizes each alert based on importance and timing. On-call schedules ensure the right people are notified through multiple communication channels including voice calls, email, SMS, and push messages on mobile devices. If an alert is not acknowledged, Opsgenie automatically escalates it, ensuring the incident gets the needed attention. Sign up for an instant free trial.
    Starting Price: $9 per user per month
  • 15
    Hidemium

    Hidemium

    Hidemium

    Hidemium software aim to protect users’ privacy by create a fingerprint that’s consistent (no leaks or mismatches) with your device Safely pass BOT tests, and avoid being banned due to using multiple accounts: Generate a hard fingerprint code (each browser is a fingerprint, masquerading as different parameters: IP, Time Zone, Location Geography, Font, Media Device, Hardware, Operating System…). As an MMO, have you ever experienced or are still experiencing revenue loss when advertising accounts or e-commerce stores are banned? Or spend a lot of time managing multiple social media accounts that are often locked? Hidemium software will help those who need to manage multiple social network accounts or perform multi-browser tasks such as MMO, Airdrop, etc… Even plowing online games smoothly. In particular, for Facebook, Gmail, Tiktok, Game accounts, etc., keeping it offline helps to protect the account from dying for unknown reasons.
    Starting Price: $5 per month
  • 16
    FUGU

    FUGU

    FUGU Risk

    FUGU offers a multi-tier self-learning fraud-prevention strategy. Unlike other solutions, FUGU's fraud-detection software tracks online payments post-purchase, as EVERY PAYMENT COUNTS! WORKING MONTH-2-MONTH - ZERO RISK, NO COMMITMENT! FUGU reduces false transaction declines by 50%, wins chargeback disputes by 85%, and identifies fraud attacks, including cases of friendly fraud. FUGU also offers a chargeback liability shift service, covering fraud and authorization reason codes. As part of FUGU's motto - "EVERY PAYMENT COUNTS", we offer a unique KYC system for automating verification processes and increasing its success rate to the highest rates in the industry. FUGU is a must-have solution for any business that accepts online payments, such as: 1. eCommerce websites - supporting all platforms (including the Shopify app) 2. Payment getaways 3. SaaS 4. Investments companies \ exchanges 5. Gaming\Casino 6. Banks, creditcards, etc 7. Chargebcks guarante
    Starting Price: $99
  • 17
    Spike

    Spike

    Spike

    Spike brings your entire workspace into your Inbox: email, chat, calendar, calls, team collaboration, tasks — to one powerful Inbox. Everything you need to get your work done is in a single feed, so you can finally give the app-switching a rest. Spike’s conversational email fuses traditional email with instant messaging — eliminating cluttered email threads. With real-time conversations and live collaboration, have better interactions and a more human communication experience. Spike is available on iOS, Android, Mac, Windows & Web.
    Starting Price: Free
  • 18
    Crashtest Security

    Crashtest Security

    Crashtest Security

    Crashtest Security is a SaaS-based security vulnerability scanner allowing agile development teams to ensure continuous security before even hitting Production. Our state-of-the-art dynamic application security testing (DAST) solution integrates seamlessly with your dev environment and protects multi-page and JavaScript apps, as well as microservices and APIs. Set up Crashtest Security Suite in minutes, get advanced crawling options, and automate your security. Whether you want to see vulnerabilities within the OWASP Top 10 or you want to go for deep scans, Crashtest Security is here to help you stay on top of your security and protect your code and customers.
    Starting Price: €35 per month
  • 19
    Veeam Data Platform
    #1 Global Leader in Data Resilience How we keep businesses worldwide up and running: From secure backups to intelligent data insights, Veeam Data Platform is built to handle the complexities of modern data management. Your data, protected, recoverable, free, and smart — just the way it should be. Veeam offers a simple yet powerful data management platform that goes beyond backup, providing businesses with reliable data protection, orchestrated recovery, and streamlined data management. With Veeam, businesses gain peace of mind knowing their data is secure, always available, and easily recoverable, empowering organizations to achieve true data resilience.
  • 20
    VirtualBox
    VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL) version 2. See "About VirtualBox" for an introduction. Presently, VirtualBox runs on Windows, Linux, Macintosh, and Solaris hosts and supports a large number of guest operating systems including but not limited to Windows (NT 4.0, 2000, XP, Server 2003, Vista, Windows 7, Windows 8, Windows 10), DOS/Windows 3.x, Linux (2.4, 2.6, 3.x and 4.x), Solaris and OpenSolaris, OS/2, and OpenBSD. VirtualBox is being actively developed with frequent releases and has an ever growing list of features, supported guest operating systems and platforms it runs on. VirtualBox is a community effort backed by a dedicated company.
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    Zoho Vault
    Say goodbye to memorizing passwords. Let us do it for you. Zoho Vault is a secure password manager that safely manages your passwords and autofills them across websites and applications. Unlimited password storage, seamless autofill, fine-grained admin controls–Vault has it all. Get clear security insights into both your personal and business passwords. Identify any weak passwords and change them in just a few clicks. Securely store, share, and manage passwords with different levels of access privileges. You can also add notes, documents, credit cards, software licenses, SSH keys, and more to your password vault. Organize passwords and other confidential data into groups as folders and sub-folders for easy password management and bulk-sharing. Allow users to log in to their everyday apps without passwords. Our catalog readily supports hundreds of popular cloud apps, as well as options for custom integration.
    Starting Price: $1 per month
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    FlashStart

    FlashStart

    FlashStart Group Srl

    FlashStart is a global, cloud-based cyber security platform that specializes in DNS filtering with the support of artificial intelligence. It protects against malware and unwanted contents by classifying domains into eighty-five categories, using machine learning with high predictive capability and incorporating government blacklists and warnings for high-risk sites. It offers global coverage, thanks to Anycast Network, which is among the fastest and most stable in the world. It presents advanced and exclusive features, like geographically based protection. Easy installation, centralized multi-tenant management, filter customization, and maximum cost-effectiveness make FlashStart the optimal cloud solution for businesses, PAs, schools, households, etc.
    Starting Price: $0.90/month
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    Dropbox Passwords
    Dropbox Passwords is currently in private beta and only available to some Dropbox customers. Dropbox Passwords (beta) provides password security by storing all your passwords in one secure place, then fills in usernames and passwords so you can instantly sign in to websites and apps. You can easily create and store unique, secure passwords as you sign up for new accounts. Features: - Sign in to apps and websites with one click - Store passwords as you sign in to sites and apps - Access your passwords from anywhere with automatic syncing to all your devices Never get locked out of your accounts again. Using this new password keeper from Dropbox, you can sign in to your favorite banking, streaming, and e-commerce sites and apps—you can even shop and checkout securely. Passwords secures your credentials with zero-knowledge encryption, so your passwords are protected from hacks and only accessible by you.
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    Hornetsecurity VM Backup
    VM Backup (formerly Altaro VM Backup) is an award-wining virtual machine backup and replication solution for Hyper-V and VMware environments. It is used by 40,000+ businesses worldwide. Designed for IT departments, IT resellers, IT consultants and Managed Service Providers (MSPs), the solution provides robust, streamlined, enterprise-level functionality. It’s characterised by ease of use, speed and affordability. With its WAN-Optimized Replication and Continuous Data Protection (CDP), you can achieve minimal RPO and RTO, i.e., drastically reduce the length of time your virtual machines are down and the amount of data lost when disaster strikes – to just minutes. Virtual machine backup and replication software packed with powerful features for Hyper-V and VMware.
    Starting Price: $595.00/one-time
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    MYKI

    MYKI

    MYKI

    MYKI securely stores your passwords away from the cloud. Regain control of your digital identity by keeping your sensitive data stored locally across your devices. The security of an offline password manager. The convenience of a cloud connected one. MYKI is an offline password manager that securely stores and syncs your sensitive data locally on your MYKI-enabled devices. The MYKI app does not store your passwords in the cloud, making it very difficult for hackers to gain access to your data. MYKI seamlessly syncs P2P between devices that you install the MYKI app on. You no longer need to create, manage and remember a master password anymore. Use your fingerprint, Face ID or a pin code to access the MYKI app. MYKI can securely store and fill your two-factor authentication tokens while you browse, without compromising convenience.
    Starting Price: $5 per user per month
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    NextDNS

    NextDNS

    NextDNS

    NextDNS protects you from all kinds of security threats, blocks ads and trackers on websites and in apps and provides a safe and supervised Internet for kids, on all devices and on all networks. Determine your threat model and fine-tune your security strategy by enabling 10+ different types of protections. Use the most trusted threat intelligence feeds containing millions of malicious domains, all updated in real-time. Go beyond the domain, we analyze DNS questions and answers on-the-fly (in a matter of nanoseconds) in order to detect and block malicious behavior. With usually only a few hours between domain registration and the start of an attack, our threat intelligence system is built to catch malicious domains earlier than classic security solutions. Block ads and trackers on websites and in apps, including the most devious ones. Use the most popular ads & trackers blocklists, millions of domains all updated in real-time.
    Starting Price: $39 per month
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    Faddom

    Faddom

    Faddom

    Faddom offers real-time, agentless application dependency mapping to give IT teams instant, risk-free visibility into hybrid environments. No credentials, no software installs, and no firewall changes. Faddom maps servers, applications, cloud resources, and traffic flows within an hour of deployment. This always-live mapping supports security audits, change impact analysis, cloud migration, IT documentation, and incident response. Faddom provides continuous infrastructure clarity without disruption, enabling better planning, control, and compliance. Trusted by organizations across industries, Faddom is built for speed, security, and simplicity. Deploy fast. Discover more. Stay in control.
    Starting Price: $0
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    Atomic Mail

    Atomic Mail

    Atomic Mail

    Atomic Mail is a secure and user-centric email hosting provider, dedicated to offering privacy-first email services. With features such as alias creation, robust security measures, and seamless account recovery, AtomicMail ensures your email experience is both private and hassle-free. Creation of Aliases (Hide-my-email): Maintain your privacy by creating multiple email aliases; Spam Free, No Ads; Email Password Protection; End-to-End Encryption: only you and your intended recipient can read the message; Zero Access Encryption: Atomic Mail cannot access your emails; Account Recovery with Seed Phrase: Recover access to your account with a unique seed phrase. Can regain control of your email account without compromising security.
    Starting Price: $0
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    NxFilter

    NxFilter

    NxFilter

    NxFilter is a free, lightweight DNS filtering solution designed to deliver excellent performance without causing latency issues in your network. It offers advanced features such as Active Directory integration, DNS over HTTPS support, screen time management, data caps, user-level reporting, remote user filtering, and clustering. NxFilter is suitable for various environments, including commercial enterprises, nonprofits, schools, hospitals, and family protection, providing multiple filtering policies based on users and groups. The software caches DNS responses from upstream servers, reducing DNS traffic and enhancing efficiency. It supports user authentication methods, including Active Directory integration, and offers URL keyword filtering to block specific search terms in search engines. NxFilter is known for its stability, often running for months without requiring restarts, and is scalable to accommodate several thousand users.
    Starting Price: Free
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    BrowserTotal

    BrowserTotal

    BrowserTotal

    BrowserTotal is a free web-based tool designed to help cybersecurity professionals assess and strengthen browser security. It performs over 120 security tests directly within the browser, analyzing configurations, vulnerabilities, and phishing resilience using built-in AI-driven insights. The platform can evaluate browser extensions, plugins, and even packages, identifying potential risks through static and dynamic analysis powered by large language models. Additionally, BrowserTotal includes a secure sandbox for safely inspecting suspicious URLs and offers a feature for cloning and simulating phishing pages for training and testing purposes. Overall, BrowserTotal provides comprehensive browser security analysis, actionable recommendations, and interactive threat simulations without requiring any software installation or setup.
    Starting Price: $0