Cisco Networking Academy
Introduction to Cybersecurity
Cisco's short free starter course on cyber threats, protecting your data and what a cybersecurity career looks like.
Free certificateCyber Security
6 hrsBeginner
173 free courses
All free online courses
Search and filter everything we list. Every card says whether the certificate is free, paid or not offered, and links straight to the provider.
12 of 173 free courses match
Harvard Online
CS50's Introduction to Cybersecurity
Harvard's free CS50 course on securing accounts, data, systems and software, and on preserving privacy.
Free certificateCyber SecuritySelf-pacedBeginnerLinux Foundation Training & Certification
Cybersecurity Essentials (LFC108)
A one-hour free Linux Foundation primer on everyday cybersecurity: malware, breaches, mobile and social network safety.
Free certificateCyber Security1 hrBeginnerIBM SkillsBuild
Cybersecurity Fundamentals
IBM's free foundational cybersecurity course covering threat actors, attack types, cryptography and incident response, with a Credly badge.
Free certificateCyber SecuritySelf-pacedBeginnerAn eight-week Open University course on protecting yourself online, with a free badge and statement of participation.
Free certificateCyber Security24 hrsBeginnerLinux Foundation Training & Certification
Understanding the OWASP Top 10 Security Threats (SKF100)
A free course explaining each OWASP Top 10 web application risk, from broken access control to SSRF.
Free certificateCyber Security12 hrsBeginnerLinux Foundation Training & Certification
Developing Secure Software (LFD121)
A free OpenSSF course on writing secure software: secure design, input validation, safe output, verification and threat modelling.
Free certificateCyber Security18 hrsIntermediateCisco Networking Academy
Ethical Hacker
A free, hands-on Cisco course on penetration testing, from scoping an engagement to exploitation and reporting.
Free certificateCyber Security70 hrsIntermediateAWS Skill Builder
AWS Cloud Practitioner Essentials
Amazon's own free foundational course on AWS cloud concepts, core services, security and pricing, and the standard prep for Cloud Practitioner.
Paid certificateCloud & DevOps13 hrsBeginnerPart 1 of Microsoft's free SC-900 prep: core security, compliance and identity concepts such as Zero Trust and authentication.
Paid certificateCyber SecuritySelf-pacedBeginnerA 12-week NPTEL course from IIT Kharagpur on cloud architecture, resource management, security, fog/edge and serverless computing.
Paid certificateCloud & DevOpsSelf-pacedIntermediateCoursera
Cryptography I
Stanford's well-known course on how cryptographic primitives work and how to use them correctly, taught by Dan Boneh.
Paid certificateCyber Security24 hrsIntermediate