Thread Info
  • State Not Answered
  • Locked Locked
  • Replies 72 replies
  • Subscribers 4 subscribers
  • Views 73077 views
  • Users 0 members are here
Options
Suggested
This discussion has been locked.
You can no longer post new replies to this discussion. If you have a question you can start a new discussion

crl.verisign.com Threat Protection false positives?

stealthmatt_01
Hi all,

We are seeing an increase in ATP notifications just today, in relation to *crl.verisign.com

This seems like its a certificate look up? Mulitplie UTMs are reporting this same threat with different clients, we have run malware bytes and full system AV scan and can't seem to find anything.

The one PC we did find a trojan, we have cleared and just now it has said the same IP tried to get to the same site? the Reason is both DNS and Proxy...


This thread was automatically locked due to age.
Parents
  • 0
    Sophos support reports: "Yes it looks to have been a false positive , this has now been corrected so you should no longer have any issues."

    Update: unfortunately still getting same alerts...
  • 0 in reply to wdeman_01
    Update: unfortunately still getting same alerts...


    Unfortunately since 11:26 GMT there is some problem with Up2Date servers - high packet loss leading to retransmissions and in case of rarely successful TCP handshake, server returns HTTP error 500. Probably overloaded...

    Ondrej
Reply
  • 0 in reply to wdeman_01
    Update: unfortunately still getting same alerts...


    Unfortunately since 11:26 GMT there is some problem with Up2Date servers - high packet loss leading to retransmissions and in case of rarely successful TCP handshake, server returns HTTP error 500. Probably overloaded...

    Ondrej
Children
No Data
Unfiltered HTML