John Carl Villanueva

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SSL vs SSH - A Not-So-Technical Comparison

How to Use an SFTP Client

A tutorial (with screenshots) demonstrating how to upload/download files to/from an SFTP server using an SFTP client. Learn how to use private keys.

What AES Encryption Is And How It's Used To Secure File Transfers

OverviewFirst adopted by the US government to protect classified information, AES has long gained global acceptance and is used for securing …

SFTP Simplified

A simplified introduction to SFTP. What it does. Why it's better than FTP. How it transfers files securely. How to use it.

How To Send Large Files Through Email

This is the 1st of a 4-part series of posts that will show you how to send large files through email using ad hoc file transfer.