veracrypt: add page (#4967)

pages/linux/veracrypt.md

@@ -0,0 +1,20 @@
+# veracrypt
+
+> Free and open source disk encryption software.
+> More information: <https://www.veracrypt.fr/code/VeraCrypt/plain/doc/html/Documentation.html>.
+
+- Create a new volume through a text user interface and use `/dev/urandom` as a source of random data:
+
+`veracrypt --text --create --random-source={{/dev/urandom}}`
+
+- Decrypt a volume interactively through a text user interface and mount it to a directory:
+
+`veracrypt --text {{path/to/volume}} {{path/to/mount_point}}`
+
+- Decrypt a partition using a keyfile and mount it to a directory:
+
+`veracrypt --keyfiles={{path/to/keyfile}} {{/dev/sdXN}} {{path/to/mount_point}}`
+
+- Dismount a volume on the directory it is mounted to:
+
+`veracrypt --dismount {{path/to/mounted_point}}`