43 Courses — October 2026

Top Free Network & Security Udemy Courses
with Coupons (October 2026)

Browse 43+ verified Network & Security courses with free Udemy coupons. Save up to 93% — learn from 23 top-rated Udemy instructors with lifetime access and certificates. New coupons verified daily.

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Network & Security Courses — October 2026

Browse 12 verified free network & security courses with 100% off discounts. Learn network & security from top-rated instructors on Udemy.

John Christopher 🇺🇸
Microsoft Entra ID (formerly Azure AD) administration course
Updated recently

Microsoft Entra ID (formerly Azure AD) administration course

With SIMULATIONS! This course provides training and hands on simulations you can practice anytime anywhere!

4.6 (27577+ students)
Network & Security
$9.99 $149.90 93% OFF
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Course Duration: 10 hours
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John Christopher 🇺🇸
Microsoft Purview Information Security Administrator Course
Updated recently

Microsoft Purview Information Security Administrator Course

Learn how to expertly administer Microsoft Purview with hands on experience!

4.7 (6063+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 8 hours 30 minutes
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Thor Pedersen
Thor Pedersen 8 courses
🇺🇸
The Complete Certified in Cybersecurity course 2026 UPDATED!
Updated 1 hour ago

The Complete Certified in Cybersecurity course 2026 UPDATED!

Start your Cyber security career today! Take the Complete Certified in Cybersecurity (CC) course ISC2 Fully 2026 Updated

4.7 (82766+ students)
Network & Security
$9.99 $169.99 94% OFF
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Course Duration: 17 hours 30 minutes
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Thor Pedersen
Thor Pedersen 8 courses
🇺🇸
CISSP Certification: CISSP Domain 1 & 2 Boot Camp 2026 Exam
Updated 1 hour ago

CISSP Certification: CISSP Domain 1 & 2 Boot Camp 2026 Exam

Take the CISSP Domain 1 and 2 2026 certifications boot camp: Get 9 hours of video, study guides, and practice questions

4.7 (116937+ students)
Network & Security
$9.99 $199.99 95% OFF
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Course Duration: 9 hours
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Thor Pedersen
Thor Pedersen 8 courses
🇺🇸
CISM Certification: CISM Domain 3 Video Boot Camp 2026
Updated 1 hour ago

CISM Certification: CISM Domain 3 Video Boot Camp 2026

Certified Information Security Manager (CISM) Domain 3 - Get 10.5 hours of videos and downloadable study guides.

4.8 (19511+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 10 hours
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Imran Afzal
Imran Afzal 16 courses
🇺🇸
Kubernetes for Linux System Administrators
Updated 6 days ago

Kubernetes for Linux System Administrators

Master Kubernetes with Hands-On Labs, Real Deployments, and Production Setup

4.6 (841+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 10 hours 30 minutes
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Hacking Ético Ofensivo. 100% Practico en Red Team. +43hs
Updated 16 days ago

Hacking Ético Ofensivo. 100% Practico en Red Team. +43hs

Aprende Hacking Ético y Pentesting 100% Practicando. Laboratorios donde te explicamos detalladamente cada herramienta.

4.6 (43406+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 43 hours
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Curso COMPLETO de OSINT. De 0 a Avanzado, con Casos Reales.
Updated 16 days ago

Curso COMPLETO de OSINT. De 0 a Avanzado, con Casos Reales.

+5000 Herramientas. REGALO Libro de 100 Prompts para IA Generativa en el uso de OSINT. Anonimato, Privacidad y SOCMINT

4.3 (11732+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 12 hours
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Santiago Hernández 🇪🇸
Curso Completo: Hacking y Ciberseguridad de Active Directory
Updated 19 days ago

Curso Completo: Hacking y Ciberseguridad de Active Directory

Aprende Hacking y Ciberseguridad de Active Directory: Kerberos, BloodHound, Movimientos laterales y Técnicas de Red Team

4.8 (806+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 12 hours 30 minutes
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Yasir Mehmood
Yasir Mehmood 5 courses
🇺🇸
Microsoft Entra ID & Conditional Access with Enterprise Labs
Updated 20 days ago

Microsoft Entra ID & Conditional Access with Enterprise Labs

Learn Identity Protection, MFA, Password Spray, Zero Trust & SOC Investigations with Real Enterprise Labs

4.7 (189+ students)
Network & Security
$9.99 $149.99 93% OFF
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Course Duration: 8 hours 30 minutes
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CYVITRIX Learning 🇺🇸
Ultimate ISACA CISA Masterclass - Information System Audit
Updated 20 days ago

Ultimate ISACA CISA Masterclass - Information System Audit

Pass ISACA CISA: 1000+ Practice Questions, Expert Explanations & Information Systems Audit Skills to Pass First Try

4.5 (26999+ students)
Network & Security
$11.99 $149.99 92% OFF
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Course Duration: 42 hours 30 minutes
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CYVITRIX Learning 🇺🇸
Ultimate CompTIA SecOT+ Masterclass - ICS/OT Cybersecurity
Updated 20 days ago

Ultimate CompTIA SecOT+ Masterclass - ICS/OT Cybersecurity

Pass CompTIA SecOT+: 300+ Practice Questions, Expert Explanations & OT Security Skills to Pass First Try

4.6 (332+ students)
Network & Security
$11.99 $149.99 92% OFF
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Course Duration: 19 hours 30 minutes
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