Considering that one of the National Security Agency’s (NSA) primary missions is to conduct electronic espionage, it stands to reason that it knows a thing or two about network security.

As it turns out, the NSA’s Information Assurance Directorate (IAD) publishes a technical guide called Best Practices for Securing a Home Network. Don’t let the name fool you, however — much of the information it contains is equally applicable to small business networks as well as home ones.

Some of the NSA’s security recommendations seem like common sense, but many are also commonly ignored. Read on for 10 of the NSA’s tips; how many do you comply with?