If you have forgotten your password, you can reset it by clicking the Forgotten password link on the login page: https://tachosafe.net 

You will need to enter the username and email address that you used during registration. After checking the I'm not a robot box, please press the Change button. 

A new password will be sent to your email address. If you do not receive the email, please check your Spam and Junk folders. 

Once you have signed in, you can change your password in the Logged in as ... -> Change Password section.