attempts

I am wondering if this is some kind of bug in vb / vbsec that leads to a lot of login attempts for 'User Name' in the log. Is this when someone logs in without filling in anything into the user name field?

Hello mods, First of all thank you for this great plugin. I just upgraded to the latest version and the tag box isn't working properly. Sometimes If I tag, it doesn't work but eventually works after several attempts. I thought maybe there was an issue with installation so I re did the whole...