diff --git a/git/.gitconfig b/git/.gitconfig
index 996fbfb..d8c4819 100755
--- a/git/.gitconfig
+++ b/git/.gitconfig
@@ -7,3 +7,8 @@
         autostash = true
 [core]
         editor = vim
+[filter "lfs"]
+	clean = git-lfs clean -- %f
+	smudge = git-lfs smudge -- %f
+	process = git-lfs filter-process
+	required = true
diff --git a/system/.lyrical-git_mask b/system/.lyrical-git_mask
new file mode 100644
index 0000000..277a6e1
--- /dev/null
+++ b/system/.lyrical-git_mask
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+declare -A user1=([name]='Alexander Hosking' [email]='alexander@ahosking.com')
+declare -A user2=([name]='Kim Martin' [email]='kim@lyricalsecurity.com')
+declare -A user3=([name]='Dillon Zhang' [email]='Dillon@lyricalsecurity.com')
+declare -A user4=([name]='Pam Moire' [email]='pam@lyricalsecurity.com')
+declare -A user5=([name]='Mitch Warren' [email]='mitch@lyricalsecurity.com')
+declare -A user6=([name]='James Webster' [email]='james@lyricalsecurity.com')
+declare -A user7=([name]='Caroline Marcoux' [email]='caroline@lyricalsecurity.com')
+declare -A user8=([name]='Renato Streefkerk' [email]='renato@lyricalsecurity.com')
+
+users=(user1 user2 user3 user4 user5 user6 user7 user8)
+
+#echo $RANDO  ## DEBUG
+##Print the bits from the array index of random number
+
+function git_mask() {
+  if [ -z "$1" ]
+  then
+    RANDO=$(( ( RANDOM % ${#users[@]} )  )) ## Generate a random index from the users array
+    for arr_name in "${users[$RANDO]}"; do
+        declare -n arr_ref="$arr_name"
+
+        printf "git config user.name \"%s\"\n" "${arr_ref[name]}"
+        printf "git config user.email \"%s\"\n" "${arr_ref[email]}"
+        set_username="git config user.name \"${arr_ref[name]}\" --replace-all"
+        eval $set_username
+        set_email="git config user.email \"${arr_ref[email]}\" --replace-all"
+        eval $set_email
+
+    done
+  else
+    if [[ ! $1 =~ [0-9] ]] || ([[ $1 -gt ${#users[@]} ]] || [[ $1 -le 0 ]]); then
+        printf "Please enter a valid number from 1 to %s\n" "${#users[@]}"
+    else
+      user_id="$(($1 - 1))"
+      for arr_name in "${users[$user_id]}"; do
+        declare -n arr_ref="$arr_name"
+
+        printf "Your git profile is now: \"%s\"\n" "${arr_ref[name]}"
+        set_username="git config user.name \"${arr_ref[name]}\" --replace-all"
+        eval $set_username
+        set_email="git config user.email \"${arr_ref[email]}\" --replace-all"
+        eval $set_email
+
+      done
+    fi
+  fi
+}