Symmetric Encryption Courses
University of Virginia via Udacity Introduction to Encryption and Cryptography
Raspberry Pi Foundation via FutureLearn Information Security - Authentication and Access Control
New York University (NYU) via edX Practical Encryption and Cryptography Using Python
Pluralsight CompTIA Network+ (N10-007) Cert Prep: 5 Securing TCP/IP
LinkedIn Learning Ethical Hacking: Cryptography
LinkedIn Learning Cryptography and Digital Certificates
Coventry University via FutureLearn SSL/TLS Fundamentals
Udemy Data Encryption using AWS KMS From UST
Coursera Project Network via Coursera Learn Java Cryptography
LinkedIn Learning