Archive for 'FreeBSD'
Q: How do I encrypt file transfers with dd and netcat?
A: This question came to us in response to the article Backup Files and Partitions with dd and netcat.
Encrypting these files transfers is quite simple.
As in the previous article, we will setup the server to listen on port 9999 and redirect output to “backup.file”
server# nc -l -p 9999 | \\
[…]
Posted: March 9th, 2007 under Answers, DragonFlyBSD, FreeBSD, NetBSD, OpenBSD, Security, System Administration.
Comments: none
Q: How do I add a user to the wheel group in FreeBSD?
A: Beyond simply editting /etc/group with your favorite text editor, adding a user to the wheel group can be achieved in a few different ways.
To place a user in the wheel group when her account is first created, you would run
$ sudo pw user add jdoe -G wheel
Note: The […]
Posted: March 8th, 2007 under Answers, FreeBSD, System Administration.
Comments: none
Backup Files and Partitions with dd and netcat
This paper walks through various scenarios where dd and netcat can be used to backup files for administrative and forensic purposes. This paper is expected to grow over time and will be updated as time permits.
The first example uses OpenBSD 3.9 with nc that comes with base as the server host, and NetBSD 3.99.14 […]
Posted: January 17th, 2007 under DragonFlyBSD, FreeBSD, NetBSD, Networking, OpenBSD, Papers, System Administration.
Comments: 1