best u2f security key

Foundation when people use Firefox to browse the Internet! As a result, Mozilla was satisfied and forgot to continue working on Firefox. It turns out that money has harmed Firefox. In fact, many Slashdot posts are quite vocal about this. Let's look at it. The problem is that the Firefox foundation makes money and Firefox developers do nothing about this kind of good thing? On the contrary, after Chrome's open-source browser was released, the version was upgraded rapidly. The new version was upd

// Use X ++ to obtain whether the current user has the permission level of a security key. Complete job demonstration

The spring security system includes the following seven key functional components:L.AuthenticationContains the authorization information of principal, credential, and principal. It can also contain other information about the customer initiating the authentication request, such as the IP address.2.Contextholder, Where threadlocal is used to store the authentication object.3.AuthenticationmanagerUsed to auth