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-4
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2answers
41 views

About digital signatures. Are they really secure? [closed]

Let's suppose I want to send you an encrypted and signed message, to demonstrating authenticity and integrity, together with the natural security of asymmetric key cryptography. The procedure is, if ...
4
votes
1answer
226 views

GPG Encryption: Am I using the right keys?

I have a process to encrypt a bank file using OpenPGP (via BouncyCastle) and SFTP the file to the bank for financial processing. They sent me a public key file, which I examined the key using the ...
1
vote
1answer
372 views

Why i am getting falied attemps inspite of having public key logins in centos

I am using amazon ec2 and i have public key encryption. I was checking the /var/log/secure file and i get this Jul 17 21:14:18 server sshd[26590]: Excess permission or bad ownership on file ...
1
vote
1answer
151 views

Is there a way to see which groups/users have access to an RSA key container?

I used aspnet_regiis to create an RSA key container (machine container). I want to secure it and I know I can use the -pa and -pr commands to specify access. But is there a way to see which ...
0
votes
2answers
119 views

Connecting to a remote server using SSH from a Mac

I have generated a public key file (id_rsa.pub) and a private key file (id_rsa) and placed them in my ~/.ssh folder According to the server admin, he has already added "my key" to the server for ...
1
vote
1answer
28 views

How to provide encryption across file, folder, and email for small company

I'm the 1/2 time IT person for a small company. We run a MS environment using a Server 2003 Domain Controller, MS Storage Server 2003, and Exchange 2003. It finally occurred to them that I as an ...
3
votes
4answers
6k views

sftp and public keys

I am trying to sftp into an a server hosted by someone else. To make sure this worked I did the standard sftp user@sftp.xxxxxx.com i was promted with the password and that worked fine. I am setting ...