If you have seen "Firefox is now configured for secure filtering. Please restart Firefox in order to browse secure websites." more than once this means Net Nanny was unable to install a file into Firefox that allows Net Nanny to filter secure websites.
Please follow the below instructions to manually install the file.
1 - Open Firefox.
2 - Click Tools, Options.
3 - Click Advanced.
4 - Click Encryption.
5 - Click View Certificates.
6 - Click Import.
7 - Browse to the following directory: Local Disk C:\Program Files\ContentWatch.
8 - Highlight CWRootCert, click Open.
9 - Check mark the 3 boxes for "Trust this CA to identify..."
10 - Click Ok.
11 - Click ok to the certificate manager.
12 - Click Ok to the Firefox options menu.
13 - Close and re-open Firefox.
