| CISA Cybersecurity Publications | Basic | CISA | CISA provides automatic updates to subscribers via email, RSS feeds, and social media. Subscribe to be notified of CISA publications upon release. | https://www.cisa.gov/subscribe-updates-cisa |
| CISA Vulnerability Scanning | Basic | CISA | This service evaluates external network presence by executing continuous scans of public, static IPs for accessible services and vulnerabilities. It provides weekly vulnerability reports and ad-hoc alerts. See https://www.cisa.gov/cyber-resource-hub for details. | Email: vulnerability@cisa.dhs.gov |
| CISA Web Application Scanning | Basic | CISA | This service evaluates known and discovered publicly accessible websites for potential bugs and weak configuration to provide recommendations for mitigating web application security risks. See https://www.cisa.gov/cyber-resource-hub for details. | Email: vulnerability@cisa.dhs.gov |
| CISA Phishing Campaign Assessment | Basic | CISA | This service provides an opportunity for determining the potential susceptibility of personnel to phishing attacks. This is a practical exercise intended to support and measure the effectiveness of security awareness training. See https://www.cisa.gov/cyber-resource-hub for details. | Email: vulnerability@cisa.dhs.gov |
| CISA Remote Penetration Test | Basic | CISA | This test simulates the tactics and techniques of real-world adversaries to identify and validate exploitable pathways. This service is ideal for testing perimeter defenses, the security of externally available applications, and the potential for exploitation of open source information. See https://www.cisa.gov/cyber-resource-hub for details. | Email: vulnerability@cisa.dhs.gov |
| Immunet Antivirus | Basic | Cisco | Immunet is a malware and antivirus protection system for Microsoft Windows that utilizes cloud computing to provide enhanced community-based security. | https://www.immunet.com/ |
| Cloudflare Unmetered Distributed Denial of Service Protection | Basic | Cloudflare | Cloudflare DDoS protection secures websites, applications, and entire networks while ensuring the performance of legitimate traffic is not compromised. | https://www.cloudflare.com/plans/free/ |
| Cloudflare Universal Secure Socket Layer Certificate | Basic | Cloudflare | SSL (Secure Socket Layer) is the standard security technology for establishing an encrypted link between a web server and a browser. Cloudflare allows any internet property to use SSL with the click of a button. | https://www.cloudflare.com/plans/free/ |
| Microsoft Defender Application Guard | Basic | Microsoft | This capability offers isolated browsing by opening Microsoft Edge in an isolated browsing environment to better protect the device and data from malware. | https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-application-guard/md-app-guard-overview |
| Controlled folder access/Ransomware protection in Windows | Basic | Microsoft | Controlled folder access in Windows helps protect against threats like ransomware by protecting folders, files, and memory areas on the device from unauthorized changes by unfriendly applications. | https://docs.microsoft.com/en-us/microsoft-365/security/defender-endpoint/controlled-folders |
| Microsoft Defender Antivirus | Basic | Microsoft | This tool is used to protect and detect endpoint threats including file-based and fileless malware. Built into Windows 10 and 11 and in versions of Windows Server. | https://docs.microsoft.com/en-us/microsoft-365/security/defender-endpoint/microsoft-defender-antivirus-windows |
| Cybersecurity Evaluation Tool (CSET) and On-Site Cybersecurity Consulting | Basic | CISA | This tool assists organizations in protecting their key national cyber assets. The tool provides users with a systematic and repeatable approach to assessing the security posture of their cyber systems and networks. It includes both high-level and detailed questions related to all industrial control and IT systems. | https://github.com/cisagov/cset |
| CIS Hardware and Software Asset Tracker | Basic | Center for Internet Security | This tool is designed to help identify devices and applications. The spreadsheet can be used to track hardware, software, and sensitive information. | https://www.cisecurity.org/white-papers/cis-hardware-and-software-asset-tracking-spreadsheet/ |
| PGP | Basic | Open Source | This tool encrypts emails with public key cryptography. | https://www.openpgp.org/ |
| BitLocker for Microsoft Windows | Basic | Microsoft | This tool encrypts Microsoft Windows systems. | https://docs.microsoft.com/en-us/windows/security/information-protection/bitlocker/bitlocker-how-to-deploy-on-windows-server |
| AdBlock | Basic | Open Source | This tool blocks pop-up ads, videos and other unwanted content whilst browsing. | https://gcatoolkit.org/tool/adblock/ |
| Quad9 for Android | Basic | Open Source | This tool for Android devices is designed to help block users from accessing known sites that have viruses or other malware. | https://www.quad9.net/news/blog/quad9-connect-now-available-on-google-play/ |
| Quad9 | Basic | Open Source | This tool is designed to prevent computers and devices from connecting to malware or phishing sites. | https://quad9.net/ |
| Google Safe Browsing | Basic | Google | This toolset identifies known phishing and malware across the web and helps notify users and website owners of potential harm. It is integrated into many major products and provides tools to webmasters. | https://safebrowsing.google.com |
| Project Shield | Basic | Google Jigsaw | Project Shield is a free service that defends news, human rights, and election monitoring sites from DDoS attacks | https://projectshield.withgoogle.com/landing |
| Google reCAPTCHA | Basic | Google | reCAPTCHA uses an advanced risk analysis engine and adaptive challenges to keep malicious software from engaging in abusive activities on a user’s website. | https://www.google.com/recaptcha/about/ |
| Web Risk | Basic | Google | Web Risk API is a User Protection Service from Google Cloud designed to reduce the risk of threats targeting user generated content. Web Risk API lets organizations compare URLs in their environment against a repository of over 1 million unsafe URLs. | https://cloud.google.com/web-risk |
| Google Security Command Center | Basic | Google | This tool helps users strengthen their security posture by evaluating their security and data attack surface; providing asset inventory and discovery; identifying misconfigurations, vulnerabilities and threats; and helping them mitigate and remediate risks. | https://cloud.google.com/security-command-center |
| Google OSS-Fuzz | Basic | Google | OSS-Fuzz aims to make common open source software more secure and stable by combining modern fuzzing techniques with scalable, distributed execution. | https://google.github.io/oss-fuzz/ |
| Santa | Basic | Open Source | Santa is a binary authorization system for macOS. | https://santa.dev/ |
| Go Safe Web | Basic | Open Source | Go Safe Web is a collection of libraries for writing secure-by-default HTTP servers in Go. | https://github.com/google/go-safeweb |
| Open Source Vulnerabilities (OSV) | Basic | Open Source | OSV is a vulnerability database and triage infrastructure for open source projects aimed at helping both open source maintainers and consumers of open source. | https://osv.dev/ |
| Open Source Insights | Basic | Open Source | Open Source Insights is a searchable dependency graph with vulnerability information. | https://deps.dev/ |
| AllStar | Basic | Open Source | AllStar is a GitHub application for enforcing security policies and permissions. | https://github.com/ossf/allstar |
| Security Scorecards | Basic | Open Source | Security Scorecards is a collection of security health metrics for open source, allowing users to evaluate the security practices of an open source package before use. Results available publicly as a Google Cloud Big Query Dataset. | https://github.com/ossf/scorecard |
| Tink | Basic | Open Source | Tink is a multi-language, cross-platform, open-source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse. | https://github.com/google/tink |
| Google Cybersecurity Action Team | Basic | Google | This service provides a number of security resources including security blueprints, whitepapers, threat reports, and information regarding recent vulnerabilities. | https://cloud.google.com/security/gcat |
| Tsunami Security Scanner | Basic | Open Source | Tsunami is a general purpose network security scanner with an extensible plugin system for detecting high severity vulnerabilities with high confidence. | https://github.com/google/tsunami-security-scanner |
| OpenDNS Home | Basic | Cisco | OpenDNS blocks phishing websites that try to steal your identity and login information by pretending to be a legitimate website. | https://signup.opendns.com/homefree/ |
| CrowdStrike CRT | Advanced | CrowdStrike | CRT is a free community tool designed to help organizations quickly and easily review excessive permissions in their Azure AD environments. CRT helps determine configuration weaknesses and provides advice to mitigate this risk. | https://www.crowdstrike.com/resources/community-tools/crt-crowdstrike-reporting-tool-for-azure/ |
| Tenable Nessus Essentials | Advanced | Tenable | This free version of a vulnerability assessment solution includes remote and local (authenticated) security checks, a client/server architecture with a web-based interface, and an embedded scripting language for writing your own plugins or understanding existing ones. Limited by default to 16 hosts. | https://www.tenable.com/products/nessus/nessus-essentials |
| Alien Labs Open Threat Exchange (OTX) Endpoint Security | Advanced | AT&T Cybersecurity | This tool leverages data from Alien Labs OTX to help identify if endpoints have been compromised in major cyberattacks. Provides quick visibility into threats on all endpoints by scanning IOCs using OTX. | https://cybersecurity.att.com/open-threat-exchange |
| Alien Labs Open Threat Exchange (OTX) | Advanced | AT&T Cybersecurity | OTX provides open access to a global community of threat researchers and security professionals. It delivers community-generated threat data, enables collaborative research, and automates the process of updating security infrastructure with threat data from any source. OTX enables anyone in the security community to actively discuss, research, validate, and share the latest threat data, trends, and techniques. | https://cybersecurity.att.com/open-threat-exchange |
| ClamAV | Advanced | Cisco | ClamAV is an open-source (general public license [GPL]) antivirus engine used in a variety of situations, including email and web scanning, and endpoint security. It provides many utilities for users, including a flexible and scalable multi-threaded daemon, a command-line scanner, and an advanced tool for automatic database updates. | http://www.clamav.net/ |
| Kali Linux Penetration Testing Platform | Advanced | Kali Linux Project | Kali Linux contains several hundred tools targeted toward various information security tasks, such as penetration testing, security research, computer forensics, and reverse engineering. | https://www.kali.org/ |
| Cloudflare Zero Trust Services | Advanced | Cloudflare | Cloudflare Zero Trust Services are essential security controls to keep employees and apps protected online across 3 network locations and up to 50 users. Services include: Zero Trust Network Access; Secure Web Gateway, Private Routing to IP/Hosts; HTTP/S Inspection and Filters; Network Firewall as a Service; DNS Resolution and Filters; and Cloud Access Security Broker. | https://www.cloudflare.com/plans/free/ |
| Microsoft Sysinternals Security Utilities | Advanced | Microsoft | Sysinternals Security Utilities are free, downloadable tools for diagnosing, troubleshooting, and deeply understanding the Windows platform. | https://docs.microsoft.com/en-us/sysinternals/downloads/security-utilities |
| Memory integrity | Advanced | Microsoft | Memory integrity in Windows—also known as Hypervisor-protected code integrity (HVCI)—is a Windows security feature that makes it difficult for malicious programs to use low-level drivers to hijack computers. | https://docs.microsoft.com/en-us/windows/security/threat-protection/device-guard/enable-virtualization-based-protection-of-code-integrity |
| RiskIQ Community | Advanced | Microsoft | The RiskIQ community offers free access to internet intelligence, including thousands of OSINT articles and artifacts. Community users can investigate threats by pivoting through attacker infrastructure data, understand what digital assets are internet-exposed, and map and monitor their external attack surface. | https://community.riskiq.com/home |
| IBM X-Force Exchange | Advanced | IBM | IBM X-Force Exchange is a cloud-based threat intelligence platform that allows users to consume, share, and act on threat intelligence. It enables users to conduct rapid research of the latest global security threats, aggregate actionable intelligence, consult with experts, and collaborate with peers. | https://www.ibm.com/products/xforce-exchange |
| Mandiant Attack Surface Management | Advanced | Mandiant | This early warning system for information security allows you to: create comprehensive visibility through graph-based mapping; know when assets change to stay ahead of the threat; and empower security operations to mitigate real-world threats. | https://www.mandiant.com/advantage/attack-surface-management/get-started |
| Mandiant Threat Intelligence | Advanced | Mandiant | Free access to the Mandiant Threat Intelligence Portal helps users understand recent security trends, proactively hunt threat actors, and prioritize response activities. | https://www.mandiant.com/advantage/threat-intelligence/free-version |
| Splunk Synthetic Adversarial Log Objects (SALO) | Advanced | Splunk | SALO is a framework for generating synthetic log events without the need for infrastructure or actions to initiate the event that causes a log event. | https://github.com/splunk/salo |
| Splunk Attack Detection Collector (ADC) | Advanced | Splunk | This tool simplifies the process of collecting MITRE ATT&CK® techniques from blogs or PDFs and mapping ATT&CK TTPs to Splunk detection content. | https://github.com/splunk/attack-detections-collector |
| Splunk Attack Range | Advanced | Splunk | This tool enables simulated attacks in a repeatable cloud-enabled (or on-premises) lab with a focus on Atomic Red Team integration. | https://github.com/splunk/attack_range |
| Splunk Training | Advanced | Splunk | Splunk Training is a free, hosted platform for on-demand training with hands-on practice addressing specific attacks and realistic scenarios. | https://bots.splunk.com |
| VMware Carbon Black User Exchange | Advanced | VMware | Carbon Black User Exchange provides access to real-time threat research data shared by a global community of security professionals. | https://community.carbonblack.com/ |
| Carbon Black TAU Excel 4 Macro Analysis | Advanced | VMware | This tool tests endpoint security solutions against Excel 4.0 macro techniques. | https://github.com/carbonblack/excel4-tests |
| Paros Proxy | Advanced | Open Source | This Java-based tool is used to find vulnerabilities in web applications. It includes a web traffic recorder, web spider, hash calculator, and a scanner for testing common web application attacks, such as SQL injection and cross-site scripting. | https://www.parosproxy.org/ |
| Cyber Security Tools by SANS Instructors | Advanced | SANS | This website includes links to an array of open-source tools built by cybersecurity instructors. | https://www.sans.org/tools/ |
| Windows Management Instrumentation Command-line | Advanced | Microsoft | The WMI command-line (WMIC) utility provides a command-line interface for Windows Management Instrumentation (WMI). WMIC is compatible with existing shells and utility commands. | https://docs.microsoft.com/en-us/windows/win32/wmisdk/wmic |
| Let’s Encrypt | Advanced | Open Source | This tool provides a free digital certificate to enable HTTPS (SSL/TLS) for websites. | https://letsencrypt.org/getting-started/ |
| Hping | Advanced | Open Source | This tool assembles and sends custom ICMP, UDP, or TCP packets and then displays any replies. It can be useful for performing security assessments. | http://www.hping.org/ |
| Aircrack | Advanced | Open Source | Aircrack is a suite of tools for testing the strength of passwords used for wireless networks. | https://www.aircrack-ng.org/ |
| Nikto | Advanced | Open Source | Nikto is an open source (GPL) web server scanner that performs vulnerability scanning against web servers for multiple items, including dangerous files and programs. Nitko checks for outdated versions of web server software. It also checks for server configuration errors and any possible vulnerabilities they might have introduced. | https://cirt.net/nikto2 |
| w3af | Advanced | Open Source | W3af is a flexible framework for finding and exploiting web application vulnerabilities, featuring dozens of web assessment and exploitation plugins. | http://w3af.org/ |
| VMware Fusion Player | Advanced | VMware | This tool allows Mac users to run Windows, Linux, containers, Kubernetes, and more in virtual machines without rebooting. | https://customerconnect.vmware.com/web/vmware/evalcenter?p=fusion-player-personal |
| Secureworks PhishInSuits | Advanced | Secureworks | The PhishInSuits (pis.py) tool conducts security assessments and tests control frameworks against scenarios, such as BEC attacks. It combines this variation of illicit consent attacks with SMS-based phishing to emulate BEC campaigns and includes automated data-exfiltration capabilities. | https://github.com/secureworks/PhishInSuits |
| Secureworks WhiskeySAML | Advanced | Secureworks | The WhiskeySAML tool automates the remote extraction of an ADFS signing certificate. WhiskeySAML then uses this signing certificate to launch a Golden SAML attack and impersonate any user within the target organization. | https://github.com/secureworks/whiskeysamlandfriends |
| Collabfiltrator | Advanced | Secureworks | This tool is designed to exfiltrate blind remote code execution output over DNS via Burp Collaborator. | https://github.com/0xC01DF00D/Collabfiltrator |
| O365Spray | Advanced | Secureworks | This tool is a username enumeration and password spraying tool aimed at Microsoft Office 365. | https://github.com/0xZDH/o365spray |
| Tachyon | Advanced | Secureworks | Tachyon is a rapid web application security reconnaissance tool. It is designed to crawl a web application and look for leftover or non-indexed files with the addition of reporting pages or scripts leaking internal data (a.k.a “blind” crawling). It is used from the command line and targeted at a specific domain. Tachyon uses an internal database to construct these blind queries swiftly. | https://github.com/delvelabs/tachyon |
| Vane2 | Advanced | Secureworks | Vane2 is a WordPress site vulnerability scanner. It is meant to be targeted at WordPress websites and identifies the corresponding WordPress version as well as its installed plugins in order to report known vulnerabilities on each. | https://github.com/delvelabs/vane2 |
| Batea | Advanced | Secureworks | Batea is a practical application of machine learning for pentesting and network reconnaissance. It consumes map reports and uses a context-driven network device ranking framework based on the anomaly detection family of machine learning algorithms. The goal of Batea is to allow security teams to automatically filter interesting network assets in large networks using nmap scan reports. | https://github.com/delvelabs/batea |
| Checkov | Advanced | Palo Alto Networks | This tool scans Infrastructure as Code (IaC), container images, open-source packages, and pipeline configuration for security errors. With hundreds of built-in policies, Checkov surfaces misconfigurations and vulnerabilities in code across developer tools (CLI, IDE) and workflows (CI/CD pipelines). | https://github.com/bridgecrewio/checkov |
| Palo Alto Networks Unit 42- Actionable Threat Objects and Mitigations (ATOMs) | Advanced | Palo Alto Networks | ATOMs is a free repository of observed behaviors of several common threat adversaries, mapped to the MITRE ATT&CK framework. ATOMs can be filtered by targeted sector, region, or malware used for ease of information sharing and deployment of recommended security mitigations. | https://unit42.paloaltonetworks.com/atoms/ ; |
| Google ClusterFuzz | Advanced | Google | ClusterFuzz is a scalable fuzzing infrastructure that finds security and stability issues in software. It is also the fuzzing backend for Google OSS-Fuzz. ClusterFuzz Lite is simple CI-integrated fuzzing based on ClusterFuzz. | https://google.github.io/clusterfuzz/ |
