I have several Linux machines on my network, each serving a different purpose. I frequently need to transfer files back and forth between them, and I'd rather not do so via a cloud service, email, or ...

GnuPG, or GPG, is a free implementation of the OpenPGP standard. It allows you to encrypt and sign your data and communications. It features a versatile key management system and access modules for ...

Run the PuTTY SSH (Secure Shell) program when you need to establish a secure, encrypted network connection to a remote Unix/Linux computer storing files you require. Note that the PuTTY program by ...

How To Use SCP (Secure Copy) With SSH Key Authentication Your email has been sent Here's how to use the secure copy command, in conjunction with ssh key authentication, for an even more secure means ...

Transferring sensitive data from user to user or company to company can be difficult when there's no secure data-transfer solution in place. Even more difficult is restricting who can open the files ...

FTP was the popular protocol for file transfer but short of using FTPS, it doesn't provide the security required these days. Here's how to use Secure Copy (SCP) for file transfer. Secure copy, or SCP, ...

In last week’s newsletter, I wrote about using secure file transfer tools as a complement to your enterprise e-mail system to offload large file attachments from e-mail. The primary focus of that ...

Ernie Smith is a former contributor to BizTech, an old-school blogger who specializes in side projects, and a tech history nut who researches vintage operating systems for fun. The more distributed ...