Internet Crime Complaint Center (IC3)

Central hub for reporting cyber crime, run by the FBI.

ic3.gov · 61,950

hCaptcha

Enterprise grade AI security platform with a privacy focus. Replace reCAPTCHA with next generation tech at better value.

hcaptcha.com · 50,976

Norton Antivirus

Protect your devices with industry-leading antivirus and security software from Norton. Save up to 58% on Norton™ 360 plans.

norton.com · 34,074

Avast

Award-winning free antivirus & VPN for PC, Mac & Android

avast.com · 21,612

LastPass

Leading password manager with robust security features and integration with over 1,200 apps.

lastpass.com · 19,551

1Password

Password Manager for Families, Enterprise & Business. Easily secure passwords, passkeys, and sensitive information in one secure place.

1password.com · 18,930

MaxMind

Industry leading IP Geolocation and Online Fraud Prevention service provider. Customize content, prevent fraud, and create safer digital experiences with accurate data.

maxmind.com · 16,613

OpenVPN

Network security company offering secure remote access solutions for businesses.

openvpn.net · 15,243

Okta

Secure employee and customer identity solutions for business security and growth.

okta.com · 12,255

Qualys

Enterprise Cyber Risk & Security Platform for measuring & eliminating cyber threats through advanced detection & remediation tools.

qualys.com · 12,023

DigiCert

Leading SSL Digital Certificate Authority providing encryption & authentication solutions for secure communication. Manage PKI and certificate lifecycles with ease.

digicert.com · 11,249

Comodo

Leading Endpoint Detection and Response (EDR) platform for cyber threat prevention and management.

comodo.com · 9,892

Rapid7

Leading cybersecurity platform with a focus on SecOps empowerment and threat prevention.

rapid7.com · 9,718

Tenable

Leading provider of comprehensive cybersecurity and exposure management solutions.

tenable.com · 9,496

Sucuri

Website security and protection platform that delivers peace of mind with fast malware cleanup, reliable site monitoring, and robust security for any platform or CMS.

sucuri.net · 9,245

Palo Alto Networks

Leader in Cybersecurity Protection & Software for the Modern Enterprises - Palo Alto Networks. Offering a wide range of cybersecurity services and education for various roles in the industry.

paloaltonetworks.com · 8,721

Threatpost

Leading independent news site providing IT and business security information for professionals worldwide.

threatpost.com · 8,661

OpenDNS

Cloud Delivered Enterprise Security by OpenDNS. Predict and prevent attacks before they happen using our cloud-delivered enterprise security service.

opendns.com · 8,254

Duo Security

Multi-Factor Authentication & Single Sign-On solution to protect user data from cybersecurity risks.

duo.com · 6,775

Spamhaus Project

Leading provider of realtime threat intelligence to major internet networks.

spamhaus.org · 6,112

CIS Center for Internet Security

Leading nonprofit organization harnessing global IT community to protect organizations from cyber threats.

cisecurity.org · 5,899

HackerOne

Leading Security Platform connecting ethical hackers and organizations worldwide to reduce security risks and incidents.

hackerone.com · 5,299

Webroot

Cybersecurity & Threat Intelligence Services

webroot.com · 4,778

Netcraft

Leader in Phishing Detection, Cybercrime Disruption, and Website Takedown. Trusted defense against cybercrime.

netcraft.com · 4,748

Krebs on Security

In-depth security news and investigation

krebsonsecurity.com · 4,387

ClamAVNet

The latest stable release is version 1.3.1. The Standard, High Performance, Versatile, Open-source.

clamav.net · 4,330

Bitwarden

Secure password manager for individuals and businesses to generate, store, and share passwords easily.

bitwarden.com · 4,243

Black Hat

Leading platform for security research, webinars, and events

blackhat.com · 3,688

ISC2

Leading member association for cybersecurity professionals

isc2.org · 3,374

SecurityFocus

SecurityFocus is a platform designed to facilitate discussion on security related topics, create security awareness, and provide a comprehensive database of security knowledge and resources to the public.

securityfocus.com · 3,082

SonicWALL

Comprehensive Internet Security - Firewall, Anti Virus, Anti Spyware, VPN, Unified Threat Management, and more.

sonicwall.com · 3,055

Kali Linux

Leading Linux distribution for Penetration Testing and Ethical Hacking purposes.

kali.org · 2,726

Acunetix

Acunetix is an end-to-end web security scanner that offers a 360 view of an organization's security, helping to automate application security testing for companies of all sizes.

acunetix.com · 2,363

Openwall

Leading the way in security solutions for open computing environments.

openwall.com · 1,677

RSA Security

Leading solutions provider for enterprise data privacy, identity, and access management.

rsasecurity.com · 1,660

Trustwave

Leading cybersecurity and managed security services provider focused on managed detection and response.

trustwave.com · 1,619

Fortra's Agari

Leading advanced email security solutions for enterprises. Defend against email attacks with unique machine learning models.

agari.com · 1,040

Abusive Hosts Blocking List

Comprehensive list of abusive hosts to help protect against malicious activities online.

ahbl.org · 1,002

Abusix

Prevent and eliminate network abuse and email threats to ensure a secure network environment.

abusix.com · 711

Adios, Hola!

Learn why you should immediately uninstall Hola

adios-hola.org · 626

AD Security

Comprehensive resources and information on Active Directory security, including attack methods, defenses, and tech notes.

adsecurity.org · 586

Adaptive Shield

Leading SaaS Security Posture Management (SSPM) platform to ensure the highest SaaS security hygiene for organizations.

adaptive-shield.com · 471

Proofpoint Targeted Attack Protection

Protect your organization from targeted phishing emails and threats with Proofpoint's Targeted Attack Protection on www.proofpoint.com.

urldefense.com · 423

ACROS Security

Cybersecurity research lab specializing in advanced security analyses of products and systems.

acrossecurity.com · 280

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