A URL is believed to be incorrectly detected by the Endpoint Security/Endpoint Protection URL Reputation feature resulting in a False Positive.
Use the following steps to submit a URL Reputation False Positive
WebPulse Site Review can only be used to submit one URL at the time, and does not currently support bulk submissions for suspected False Positives.
If you are interested in a long term solution to reduce the number uncategorized sites (websites not reviewed), Symantec offers Priority Rating Service (PRS) subscription. PRS subscription can be used to send bulk submission through Priority Rating Service Portal/API (only accessible by PRS subscribers), the default product is 100 URLs/day for one year.
Contact your Symantec Sales Engineer (SE) for Priority Rating Service pricing and information.