Embarcadero GetIt
Four simple applications written for Delphi give an introduction to symmetric encryption with AES, asymmetric encryption with RSA and hybrid encryption as a combination of both encryption alorithms. All code based on pure Delphi using… … Read more
1 year ago 0
Bruce McGee
A HashSet is a high-performance, unordered collection of unique elements. Delphi 12 introduces THashSet and TObjectHashSet classes in System.Generics.Collections. Of course, Delphi has had other options for this kind of thing. TStrin… … Read more
1 year ago 0
dummzeuch
After setting up ssh authentication via public/private key for my user account on my Ubuntu 22.04 server, I wanted to disable authentication via password for security reasons. So in /etc/ssh/sshd_conf I changed the entry PasswordAuthentication… … Read more
1 year ago in linux, SSH0
dummzeuch
Since many of the instructions I found on the internet seem to be flawed or at least outdated, here is how I managed to enable two factor authentication (2fa) with (time based) OTP in Ubuntu… … Read more
1 year ago in linux, SSH0
dummzeuch
I have recently converted the file system of some of our Samba servers from ext4 to ZFS. The idea was to use ZFS’s compression feature to reduce the space some excessingly large files consume which… … Read more
1 year ago in linux, zfs0
Soho Theme on while true do;
It is with great joy and satisfaction that we concluded ITDevCon 2023 on Friday 27th. These last few days have been intense, full of knowledge sharing, inspiration and collaboration. I would like to take a… … Read more
1 year ago 0