From 44a3d716bd2de2f6f2cf7169cee7eefce40fb620 Mon Sep 17 00:00:00 2001
From: Nguyen Tran Hau <hauvipapro@gmail.com>
Date: Sat, 14 Aug 2021 21:40:23 +0700
Subject: [PATCH] Use ed25519 instead of rsa for ssh

---
 Applications/Network/OpenSSH.md | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/Applications/Network/OpenSSH.md b/Applications/Network/OpenSSH.md
index 39b840d..1d8f316 100644
--- a/Applications/Network/OpenSSH.md
+++ b/Applications/Network/OpenSSH.md
@@ -39,7 +39,7 @@ ssh-keygen -R remote_host
 Generate key:
 
 ```sh
-ssh-keygen -t rsa -b 4096 -C "your@email.com"
+ssh-keygen -t ed25519 -C "your@email.com"
 ```
 
 Start `ssh-agent`:
@@ -51,17 +51,25 @@ eval "$(ssh-agent -s)"
 Add key:
 
 ```sh
-ssh-add ~/.ssh/id_rsa
+ssh-add ~/.ssh/id_ed25519
 ```
 
+Copying public key to server:
+
+```sh
+ssh-copy-id -i ~/.ssh/id_ed25519.pub user@server-address
+```
+
+#### ssh-add
+
 Confirm key has been added:
 
 ```sh
 ssh-add -l
 ```
 
-Copying public key to server:
+Delete all keys:
 
 ```sh
-ssh-copy-id -i ~/.ssh/id_rsa.pub user@server-address
+ssh-add -D
 ```