Master Data Encryption & Decryption in .NET Core 🔐

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okay, let's dive into encrypting and decrypting data in .net core. this tutorial will cover various aspects, from choosing appropriate algorithms to implementing secure practices. we'll provide code examples and explanations to help you understand the concepts.

**table of contents**

1. **introduction to encryption**
2. **choosing the right encryption algorithm**
3. **symmetric encryption with aes (advanced encryption standard)**
* understanding symmetric encryption
* generating keys and initialization vectors (ivs)
* encryption process
* decryption process
* code example: aes encryption/decryption
4. **asymmetric encryption with rsa (rivest-shamir-adleman)**
* understanding asymmetric encryption
* generating key pairs
* encryption process (public key)
* decryption process (private key)
* code example: rsa encryption/decryption
5. **hashing for password storage**
* why hashing is important
* using `passwordhashert` (recommended)
* code example: hashing with `passwordhasher`
6. **key management and storage**
* importance of secure key storage
* alternatives for storing keys (hardware security modules (hsms), azure key vault, etc.)
7. **important security considerations**
* avoiding common pitfalls
* regularly updating libraries
* following best practices
8. **practical example: encrypting configuration data**
9. **conclusion**

**1. introduction to encryption**

encryption is the process of transforming data into an unreadable format (ciphertext) using an algorithm and a key. only authorized parties with the correct key can decrypt the ciphertext back into its original form (plaintext). encryption is a fundamental building block for data security and privacy.

**2. choosing the right encryption algorithm**

the choice of encryption algorithm depends on the specific requirements of your application. factors to consider include:

* **security stren ...

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