trim copyright

01.md

@@ -96,4 +96,3 @@ If this is all too easy, then spend some time reading up on:
 * [A Beginners Guide to SSH](https://www.youtube.com/watch?v=qWKK_PNHnnA)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

02.md

@@ -65,4 +65,3 @@ If this is already something that you’re very familiar with, then:
 * [Solaris Unix Commands](http://www.gsp.com/support/virtual/admin/unix/solaris/commands.html)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

03.md

@@ -74,4 +74,3 @@ Your server is protected by the fact that its security updates are up to date, a
 * [This is how password cracking is done](https://null-byte.wonderhowto.com/how-to/crack-shadow-hashes-after-getting-root-linux-system-0186386/)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

04.md

@@ -60,4 +60,3 @@ Now use `apt search` to search for and install some more packages: Try searching
 * [Linux directory system explained](https://www.howtogeek.com/117435/htg-explains-the-linux-directory-structure-explained/)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

05.md

@@ -31,4 +31,3 @@ Use the links in the Resources section to complete these tasks:
 * [Nano editor tutorials](http://www.debianadmin.com/nano-editor-tutorials.html)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

06.md

@@ -88,4 +88,3 @@ If you're already familiar with `vi` / `vim` then use today's hour to research a
 * [Vi - Vim Tutorial](http://www.youtube.com/watch?v=71YTkxUNwmg) (video)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

07.md

@@ -42,4 +42,3 @@ Read up on:
 * [The Apache HTTP Server](http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Deployment_Guide/ch-Web_Servers.html#s1-The_Apache_HTTP_Server)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

08.md

@@ -40,4 +40,3 @@ Re-run the command to list all the IP's that have unsuccessfully tried to login
 * [Where GREP came from](https://www.youtube.com/watch?v=NTfOnGZUZDk)
 
 #*Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

09.md

@@ -112,4 +112,3 @@ Even after denying access, it might be useful to know who's been *trying* to gai
 * [No, moving your ssh port isn't security by obscurity](https://danielmiessler.com/blog/no-moving-your-ssh-port-isnt-security-by-obscurity/)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 

10.md

@@ -48,5 +48,3 @@ Use the links in the RESOURCES section to read up about how these timers work.
 * ["How to Use Systemd Timers as a Cron Replacement"](https://www.maketecheasier.com/use-systemd-timers-as-cron-replacement/)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.* 
-

11.md

@@ -73,4 +73,3 @@ The "-exec" feature of the "find" command is extremely powerful. Test some examp
 * [Five simple recipes for "grep"](http://arstechnica.com/open-source/news/2009/05/command-line-made-easy-five-simple-recipes-for-grep.ars)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

12.md

@@ -66,4 +66,3 @@ Once the files are uploaded you can login via _ssh_ and use `sudo` to give yours
 * [sftp File From One Server To Another](http://www.cyberciti.biz/faq/sftp-file-from-server-to-another-in-unix-linux/)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

13.md

@@ -110,4 +110,3 @@ Also, SELinux and AppArmour:
 * [File and Directory Permissions](http://www.youtube.com/watch?v=vKTg1ATHl4E)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

14.md

@@ -78,4 +78,3 @@ If you find this all pretty familiar, then you might like to check and update yo
 * [Basic Linux Permissions: sudo and sudoers](http://www.youtube.com/watch?v=YSSIm0g00m4)   (video)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

15.md

@@ -101,4 +101,3 @@ As general rule however you:
 * [What do you mean by Free Software?](http://www.debian.org/intro/free)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

16.md

@@ -54,4 +54,3 @@ Nothing to post today - but make sure you understand this stuff, because we'll b
 * [Linux tar command tutorial](https://www.youtube.com/watch?v=CUdwDEKlDrw) (video)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

17.md

@@ -116,4 +116,3 @@ None of these is typically used in production servers, but investigating any of
 * [Compiling things on Ubuntu the Easy Way](https://help.ubuntu.com/community/CompilingEasyHowTo)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

18.md

@@ -48,4 +48,3 @@ Typically when you install an application a suitable logrotate “recipe” is i
 * [Use logrotate to Manage Log Files](http://library.linode.com/linux-tools/utilities/logrotate)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

19.md

@@ -94,4 +94,3 @@ Symbolic (soft) links:
 * [UNIX / Linux filesystem Inodes](http://www.cyberciti.biz/tips/understanding-unixlinux-filesystem-inodes.html) Linux symbolic (soft) and hard links
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*

20.md

@@ -90,4 +90,3 @@ And yes, this is the last lesson - so please, feel free to write a review on how
 * [How to be a good (and lazy) System Administrator](http://www.linuxjournal.com/content/how-be-good-and-lazy-system-administrator)
 
 *Copyright 2012-2020 @snori74 (Steve Brorens). Can be reused under the terms of the Creative Commons Attribution 4.0 International Licence (CC BY 4.0).*
-*This means you can copy, distribute and adapt the material as long as you credit Steve Brorens, and abide by the CC BY 4.0 licence terms.*