diff --git a/bashrc b/bashrc
index a9038e33..2f083300 100755
--- a/bashrc
+++ b/bashrc
@@ -336,6 +336,14 @@ alias refreshgroups="exec su -l $USER"
 # Incasesensitive grepping
 alias grep="grep -i"
 
+# Get public key lenght of (public) SSH key
+alias ssh-pubkey-length="ssh-keygen -lf "
+
+# MSDOS commands. MSDOS is after every alias line to get these lines easily by grepping.
+alias cls=clear # MSDOS
+alias help=man # MSDOS
+alias ipconfig=ifconfig # MSDOS
+
 # Allow custom aliases to be put in .aliases or .bash_aliases .
 
 # .aliases
diff --git a/zshrc b/zshrc
index 3cf4380e..54d2fde2 100755
--- a/zshrc
+++ b/zshrc
@@ -285,6 +285,14 @@ alias refreshgroups="exec su -l $USER"
 # Incasesensitive grepping
 alias grep="grep -i"
 
+# Get public key lenght of (public) SSH key
+alias ssh-pubkey-length="ssh-keygen -lf "
+
+# MSDOS commands. MSDOS is after every alias line to get these lines easily by grepping.
+alias cls=clear # MSDOS
+alias help=man # MSDOS
+alias ipconfig=ifconfig # MSDOS
+
 # .aliases
 if [ -f ~/.aliases ]; then
     source ~/.aliases