How to work with Group Chat?

[ahmadarif]

Any idea to E2E Encryption in group chat? Is a must to encrypt message for multiple member of group?

[vanhemn]

Maybee create a commun private key ans share with other (encrypt with public if Friend)

[Playit3110]

Their is a key exchange named deffie hellman key exchange or short DHKE which can create a key out of all public keys