एन्क्रिप्शन क्या है? | हिंदी में सिमेट्रिक एन्क्रिप्शन का आसान व्याख्या और उदाहरण 🔐

Hi All, Symmetric encryption meaning in Hindi explained with technical example. Symmetric vs Asymmetric encryption is also touched in the example but not detailed. We are also going to see encrypting file with AES encryption with the help of 7zip tool.

7 zip tool webpage
https://www.7-zip.org/download.html

What is encryption theory ?
https://www.youtube.com/watch?v=jEk1_91PAXM