$public_key_type = scalar <DATA> for 1;
print ">$public_key_type<\n";
$public_key_type =~ s/^\s+//;
print ">$public_key_type<\n";
$public_key_type =~ s/\s+$//;
print ">$public_key_type<\n";
$public_key_type =~ s/\R//g;
print ">$public_key_type<\n";