If you have more than one key and use them for different purposes,
you don't need to memorise the key fingerprints in order to tell
-them apart. PuTTY allows you to enter a \e{comment} for your key,
+them apart. PuTTYgen allows you to enter a \e{comment} for your key,
which will be displayed whenever PuTTY or Pageant asks you for the
passphrase.
\i{encrypt} the key on disk, so you will not be able to use the key
without first entering the passphrase.
-When you save the key, PuTTY will check that the \q{Key passphrase}
+When you save the key, PuTTYgen will check that the \q{Key passphrase}
and \q{Confirm passphrase} boxes both contain exactly the same
passphrase, and will refuse to save the key otherwise.