The phrase "an extra level of security" is correct and usable in written English.
You can use it when discussing measures taken to enhance safety or protection in various contexts, such as technology, finance, or personal safety.
Example: "To protect sensitive data, we have implemented an extra level of security by adding two-factor authentication."
Alternatives: "an additional layer of security" or "a supplementary level of security."
"It's an extra level of security," says Fisher.
This provides as an extra level of security, because it contains the data used to randomise the candidate order on that particular ballot paper.
But even though NATO is a security alliance and the EU is not, the applicants feel that membership of the EU confers an extra level of security.
Following the revelations, Google was the first major consumer web company to implement an encryption technique know as 'perfect forward secrecy', which adds an extra level of security around the transmission of user data.
"But if you're talking about my mom, who visits three sites, having an extra level of security when she comes to PayPal is not going to improve her experience," he added.
For several years online shoppers have been asked to input an extra password during the check-out process, but the systems designed to give an extra level of security and prevent fraud have been considered unwieldy and open to exploitation.
But if you have automated backups, it's an extra level of protection in case you missed an important security hole.
The LastPass login has an optional extra level of security with two-factor authentication, which means you can set it up so you have to give the site a secondary form of proof (like a code sent to your mobile phone) to get into your account.
As Carmen D'Angelo, owner/broker for Premier Estate Properties in Boca Raton, puts: "The sun, the sun, the sun". The super-pricey gated communities in areas such as Boca, provide people who aren't on barrier islands such as Palm Beach with an extra level of privacy and security.
Choosing a dealer who is authorized by the U.S. Mint gives you an extra level of assurance and security.
For example, if you notice sign-ins from countries where you haven't been or devices you've never owned, you can change your password immediately and sign up for the extra level of security provided by 2-step verification.
