The Clef login security plugin is closing down it has been confirmed.

The innovative two factor authentication plugin had a quick rise in popularity when it was launched in 2013, regularly topping GoDaddy’s hottest plugin list. Last year it became one of only 22 plugins in the world to have more than 1 million installs.

However, starting from next week the team will be “sunsetting” the business and joining another team, which will be announced shortly.

The owners recommend using another two factor authentication plugin as soon as possible. You can’t do better than UpdraftPlus’s own very solid solution which we’ll be investing in. You can download the free here.

Remember, backing up a website without securing it is like insuring a house without locking it. There is no better way to secure your login from being hacked than 2FA in our opinion.