4
votes
2answers
245 views

Does the size of a RSA key cipher have any impact on my internet connection?

I am wanting to setup passwordless authentication to my remote linux server, I was going to generate an RSA public/private keypair. I was thinking about cipher strength like 2048 bit and 4096 bit. ...
13
votes
6answers
10k views

How to fix warning about ECDSA host key

I'm trying to setup passwordless ssh on an Ubuntu server with ssh-copy-id myuser@myserver, but I'm getting the error: Warning: the ECDSA host key for 'myserver' differs from the key for the IP ...
1
vote
2answers
1k views

Why does my password for the ssh private key does not work (on Mac)?

I have a pair of private and public keys. The public key is on my server and I have my private key on my local disk. The file's permissions were changed with the command: chmod 600 private_key Now ...
13
votes
3answers
6k views

How to store SSH keys?

I've started using SSH keys instead of passwords just recently (thanks to GitHub, of course), so please keep in mind that I'm pretty new to this whole concept. Currently my keys simply lay in ~/.ssh, ...
2
votes
2answers
436 views

Using ssh keys for multiple sites?

I was wondering, is it considered safe to use the same SSH key for multiple sites? (eg. github, bitbucket, heroku, etc)? Or is it recommended to generate a different SSH key for each website/usage?
1
vote
0answers
111 views

What is the purpose of the randomart generated by the ssh-keygen utility? [duplicate]

Possible Duplicate: What is randomart produced by ssh-keygen? Am setting up my git-hub stuff, and part of it entails creating public-private key pair using the ssh-keygen utility. But ...