Public Key Infrastructure Courses and Certifications

LearnKartS

Information Security Foundations

33 ratings at Coursera

Discover essential cybersecurity principles, from CIA triad to zero trust frameworks, through hands-on exercises preparing you for CompTIA certifications and entry-level security roles.

• Coursera
• 7 hours 47 minutes
• Self-Paced
• Paid Course

Packt Credential

Cisco CCNP Security SCOR (Exam 350-701)

10 ratings at Coursera

Master advanced network security concepts, cryptography, and threat management for Cisco environments while preparing for CCNP Security SCOR certification through hands-on configurations and real-world scenarios.

• Coursera
• 4 weeks, 10 hours/week
• Self-Paced
• Paid Course
• 3 courses

Packt

Fundamentals of Network Security and Cryptography

Master network security fundamentals and cryptographic principles to protect systems from modern threats, implement secure configurations, and deploy essential security tools for both cloud and on-premise environments.

• Coursera
• 9 hours 47 minutes
• Self-Paced
• Paid Course

Packt

Security Engineering and Cryptography

Master advanced security engineering principles and cryptographic protocols to design, implement, and troubleshoot robust infrastructure security solutions for modern organizations.

• Coursera
• 9 hours 8 minutes
• Self-Paced
• Paid Course

Managing Storage and Networking

Develop skills in DNS, DHCP, VPN, PKI, and WAP implementation. Learn to manage storage, file services, and hybrid networking for Windows Server environments.

• Coursera
• 5 hours 30 minutes
• Self-Paced
• Paid Course

Certified Kubernetes Security Specialist (CKS): Unit 1

Master Kubernetes security fundamentals, set up home labs, analyze real hacking incidents, and prepare strategically for CKS certification with hands-on practice.

• Coursera
• 3 hours 34 minutes
• Self-Paced
• Paid Course

Encryption and Cryptography Essentials

Master encryption and cryptography fundamentals through hands-on practice with RSA, AES, hashing, and digital signatures. Build practical skills in blockchain, PKI, and certificate management for real-world cybersecurity.

• Coursera
• 16 hours 11 minutes
• Self-Paced
• Free Online Course (Audit)

Board Infinity

Deep Dive into Cryptography

Master cryptographic techniques for blockchain security, from basic encryption to advanced protocols like zero-knowledge proofs and homomorphic encryption. Apply practical skills to enhance data privacy and secure decentralized systems.

• Coursera
• 13 hours 35 minutes
• Self-Paced
• Paid Course

Packt

Working with SSH

Discover how to securely connect to remote systems using SSH, from basic installation to advanced security techniques like certificate-based authentication and connection hardening for Linux servers.

• Coursera
• 1 hour 48 minutes
• Self-Paced
• Paid Course

(SSCP) Systems Security Certified Practitioner: Unit 2

Master cryptographic applications, PKI, and secure protocols to protect data integrity through symmetric/asymmetric encryption and hashing techniques for digital security.

• Coursera
• 4 hours 14 minutes
• Self-Paced
• Paid Course

Packt

TLS & HTTPS Explained – Visualizations & Localhost Setup

Master TLS, HTTPS, and encryption protocols through hands-on practice with OpenSSL, Wireshark, and certificate creation to build secure web servers from scratch.

• Coursera
• 6 hours 13 minutes
• Self-Paced
• Paid Course

Packt

Managing Resources, Security, and Networking in Windows 2025

Master resource management, networking, and security in Windows Server 2025, covering file shares, DFS, PKI, VPNs, and hardening techniques through hands-on, scenario-driven labs.

• Coursera
• 10 hours
• Self-Paced
• Paid Course

Security & Compliance: Crypto, Risk, and Response

Explore cryptography, PKI, risk management, and incident response strategies to strengthen security posture and ensure compliance in enterprise IT environments.

• Coursera
• 7 hours
• Self-Paced
• Paid Course

Microsoft MTA Security Fundamentals: 98-367

545 ratings at Udemy

Wireless security, VPNs, network access protection, Internet Security, viruses & spyware, man-in-the-middle attacks...

• Udemy
• 7 hours
• Self-Paced
• Paid Course

Practical Networking

Complete Practical Networking Course - Packet Traveling, Subnetting, VLANs, Cryptography, and NAT

Master comprehensive networking fundamentals from packet flow and subnetting to VLANs, cryptography, and NAT through practical demonstrations and real-world examples.

• YouTube
• 6 hours 36 minutes
• Self-Paced
• Free Video