I Implemented AES-128 from Scratch and Built a Secrets Vault in Python

📰 Dev.to · Haji Rufai

Learn how to implement AES-128 encryption from scratch and build a secrets vault in Python to securely store sensitive data

intermediate Published 1 Jun 2026
Action Steps
  1. Implement AES-128 encryption from scratch using Python
  2. Build a secrets vault to securely store sensitive data
  3. Use the secrets vault to store and retrieve encrypted data
  4. Test the encryption and decryption process
  5. Compare the performance of the custom implementation with existing libraries like cryptography or pycryptodome
Who Needs to Know This

Developers and security engineers can benefit from this tutorial to improve their understanding of encryption and secure data storage

Key Insight

💡 Implementing encryption from scratch can help developers understand the underlying mechanics and improve security

Share This
🔒 Implement AES-128 from scratch and build a secrets vault in Python to securely store sensitive data 💻

Key Takeaways

Learn how to implement AES-128 encryption from scratch and build a secrets vault in Python to securely store sensitive data

Full Article

Most developers import cryptography or pycryptodome and call it a day. I wanted to understand what...
Read full article → ← Back to Reads

Related Videos

Cerebras CISO Naor Penso on AI Security & The CrowdStrike Partnership
Cerebras CISO Naor Penso on AI Security & The CrowdStrike Partnership
Cerebras
How To Delete Your Data From The Internet | Privacy Bee Review & Tutorial 2026
How To Delete Your Data From The Internet | Privacy Bee Review & Tutorial 2026
Tutorial Stack
How To Protect Facebook Account From HACKERS in 2024 [Two-Factor Authentication]
How To Protect Facebook Account From HACKERS in 2024 [Two-Factor Authentication]
Christian Omeje - UDH
NEW Ubuntu 26.04 HYPRLAND Setup: MAKE Linux BEAUTIFUL (2026)
NEW Ubuntu 26.04 HYPRLAND Setup: MAKE Linux BEAUTIFUL (2026)
Ksk Royal
Dual Boot macOS Golden Gate & TAHOE: Install the macOS 27 Beta WITHOUT Losing Your Data
Dual Boot macOS Golden Gate & TAHOE: Install the macOS 27 Beta WITHOUT Losing Your Data
Ksk Royal
OpenAI GPT 5 5 Cyber Just Got an Upgrade – Is it BETTER Than Mythos 5 ?
OpenAI GPT 5 5 Cyber Just Got an Upgrade – Is it BETTER Than Mythos 5 ?
MaxonShire