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add ed25519 ssh key generation instructions

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h1dden-da3m0n 2021-04-03 20:21:21 +02:00
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README.md
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@ -79,28 +79,82 @@ out: ***
============================================== ==============================================
``` ```
### Setting up SSH Key ### Setting up a SSH Key
Make sure to follow the below steps while creating SSH Keys and using them. Make sure to follow the below steps while creating SSH Keys and using them.
The best practice is create the SSH Keys on local machine not remote machine. The best practice is create the SSH Keys on local machine not remote machine.
Login with username specified in Github Secrets. Generate a RSA Key-Pair: Login with username specified in Github Secrets. Generate a RSA Key-Pair:
```bash <details>
ssh-keygen -t rsa -b 4096 -C "your_email@example.com" <summary>rsa</summary>
``` <p>
```bash
ssh-keygen -t rsa -b 4096 -C "your_email@example.com"
```
</p>
</details>
<details>
<summary>ed25519</summary>
<p>
```bash
ssh-keygen -t ed25519 -a 200 -C "your_email@example.com"
```
</p>
</details>
Add newly generated key into Authorized keys. Read more about authorized keys [here](https://www.ssh.com/ssh/authorized_keys/). Add newly generated key into Authorized keys. Read more about authorized keys [here](https://www.ssh.com/ssh/authorized_keys/).
<details>
<summary>rsa</summary>
<p>
```bash ```bash
cat .ssh/id_rsa.pub | ssh b@B 'cat >> .ssh/authorized_keys' cat .ssh/id_rsa.pub | ssh b@B 'cat >> .ssh/authorized_keys'
``` ```
</p>
</details>
<details>
<summary>ed25519</summary>
<p>
```bash
cat .ssh/id_ed25519.pub | ssh b@B 'cat >> .ssh/authorized_keys'
```
</p>
</details>
Copy Private Key content and paste in Github Secrets. Copy Private Key content and paste in Github Secrets.
<details>
<summary>rsa</summary>
<p>
```bash ```bash
clip < ~/.ssh/id_rsa clip < ~/.ssh/id_rsa
``` ```
</p>
</details>
<details>
<summary>ed25519</summary>
<p>
```bash
clip < ~/.ssh/id_ed25519
```
</p>
</details>
See the detail information about [SSH login without password](http://www.linuxproblem.org/art_9.html) See the detail information about [SSH login without password](http://www.linuxproblem.org/art_9.html)
### Example ### Example