Fix/update/remove dead/broken links on the website and documentation

Thanks go to skollrc for pointing out these dead links, on this thread:
https://www.reddit.com/r/libreboot/comments/8pjjg5/some_dead_links_in_libreboot
_website/

3 files changed, 4 insertions, 4 deletions

diff --git a/docs/gnulinux/configuring_parabola.md b/docs/gnulinux/configuring_parabola.md
index 1e525f59..935ff099 100644
--- a/docs/gnulinux/configuring_parabola.md
+++ b/docs/gnulinux/configuring_parabola.md
@@ -63,7 +63,7 @@ For more information related to `pacman`, review the following articles on the A
 
 *    [Configuring pacman](https://wiki.parabolagnulinux.org/Installation_Guide#Configure_pacman)
 *    [Using pacman](https://wiki.archlinux.org/index.php/Pacman)
-*    [Additional Repositories](https://wiki.parabolagnulinux.org/Official_Repositories>)
+*    [Additional Repositories](https://wiki.parabolagnulinux.org/Official_Repositories)
 
 ## Updating Parabola
 Parabola is kept up-to-date, using `pacman`. When you are updating Parabola,
diff --git a/docs/gnulinux/encrypted_parabola.md b/docs/gnulinux/encrypted_parabola.md
index 74c74fce..48ef5b76 100644
--- a/docs/gnulinux/encrypted_parabola.md
+++ b/docs/gnulinux/encrypted_parabola.md
@@ -102,7 +102,7 @@ You can either fill the header with zeroes, or with random data; again, I chose
 Also, if you're using an SSD, there are a two things you should keep in mind:
 
 -    There are issues with TRIM; it's not enabled by default through LUKS,
-and there are security issues, if you do enable it. See [this page](https://wiki.archlinux.org/index.php/Dm-cryptSpecialties#Discard.2FTRIM_support_for_solid_state_drives_.28SSD.29) for more info.
+and there are security issues, if you do enable it. See [this page](https://wiki.archlinux.org/index.php/Dm-crypt#Specialties) for more info.
 -    Make sure to read [this article](https://wiki.archlinux.org/index.php/Solid_State_Drives),
 for information on managing SSD's in Arch Linux (the information applies to Parabola, as well).
 
@@ -381,7 +381,7 @@ for the LUKS passphrase, apply here as well. You will set this password with the
 
 ### Extra Security Tweaks
 There are some final changes that we can make to the installation, to make it
-significantly more secure; these are based on the [Security](https://wiki.archlinux.org/index.php/Securit) section of the Arch wiki.
+significantly more secure; these are based on the [Security](https://wiki.archlinux.org/index.php/Security) section of the Arch wiki.
 
 #### Key Strengthening
 We will want to open the configuration file for password settings, and increase
diff --git a/docs/gnulinux/grub_boot_installer.md b/docs/gnulinux/grub_boot_installer.md
index 7086b71d..7d4375e6 100644
--- a/docs/gnulinux/grub_boot_installer.md
+++ b/docs/gnulinux/grub_boot_installer.md
@@ -25,7 +25,7 @@ Overwrite the drive, writing your distro ISO to it with `dd`. For example, if we
 That's it! You should now be able to boot the installer from your USB drive (the instructions for doing so will be given later).
 
 ## Prepare the USB drive in NetBSD
-[This page](https://wiki.netbsd.org/tutorials how_to_install_netbsd_from_an_usb_memory_stick/) on the NetBSD website shows how to create a NetBSD bootable USB drive, from within NetBSD itself. You should the `dd` method documented there. This will work with any GNU+Linux ISO image.
+[This page](https://wiki.netbsd.org/tutorials/how_to_install_netbsd_from_an_usb_memory_stick/) on the NetBSD website shows how to create a NetBSD bootable USB drive, from within NetBSD itself. You should the `dd` method documented there. This will work with any GNU+Linux ISO image.
 
 ## Prepare the USB drive in FreeBSD
 [This page](https://www.freebsd.org/doc/handbook/bsdinstall-pre.html) on the FreeBSD website shows how to create a bootable USB drive for installing FreeBSD. Use the `dd` method documented. This will work with any GNU+Linux ISO image.