The dangers of cloud storage part 2
A year ago, we wrote a blog post on the dangers of cloud storage, primarily focusing on privacy issues. This post was motivated by the publicity associated with leaked celebrity…
Blogs
How does SSL/TLS work – part five - FTPS
An earlier group of posts in this series covered the SSL/TLS protocol in detail. They neglected, however, to mention one of the most common uses of SSL/TLS - to implement…
How does SSH work – part six - SFTP
The previous post in this series explained how the SSH connection layer works. SSH connections can host logical data pipes called SSH channels, which can be used for interactive sessions,…
Remote hacking of vehicles a reality
The latest report of how hackers were able to remotely control a Jeep Cherokee is rather frightening. In their rush to Internet-enable their vehicles, some manufacturers appear to have neglected…
How does SSH work - part five
The final piece of SSH-2's layered architecture is the connection layer, which provides network services such as interactive logins, remote commands, and port forwarding on top of the transport layer,…
How does SSH work - part four
The previous post in this series explained how password authentication works in the user authentication layer of the SSH-2 architecture , which enables the client to identify itself to the…
How does SSH work - part three
SSH-2 uses a layered architecture, consisting of a transport layer, a user authentication layer, and a connection layer (described here). The previous post in this series explained the transport layer,…
Why use CompleteFTP's Enterprise Edition?
CompleteFTP, our popular secure FTP server, comes in three editions - Standard, Professional and Enterprise. The Standard Edition is for those who want the essential features of FTP, FTPS and…
How does SSH work – part two
The previous post in this series described how the SSH-2 protocol uses a layered architecture, consisting of a transport layer, a user authentication layer, and a connection layer. This post…
How does SSH work – part one
SSH History In the late 1980's and 1990's, network tools such as rlogin and telnet were commonly used for logins into remote machines, typically on Unix platforms. These tools allowed…