Gmail certificate warning in Postbox caused by Kaspersky Lab’s internet security software How to fix certificate warnings caused by Kaspersky’s security software As a result, your mail client will keep complaining about certificate mismatches and connection sniffing. Now Kaspersky is acting as your mail client towards your mail servers on one hand and as a mail delivery agent towards your mail client (such as Postbox or Thunderbird) on the other hand. (Unfortunately, this will do nothing for the security of the connection offered by your mail server to the Kaspersky intercept.) To its credit, Kaspersky Lab uses its own SSL certificates in order to protect the “last mile” of your connectivity: the communications taking place between your mail client and their network’s mail scanning servers. Having done that, Kaspersky injects its own mail scanning severs between your mail client (such as Postfix) and the Mail Delivery Agent (such as Dovecot) that’s part of your mail server. Understanding the mail intercept in Kaspersky Internet Security 2018Īfter installation, Kaspersky Internet Security 2018 intercepts the login credentials which your mail client sends across the network to authenticate for the use of mail services. The good news is you don’t need to remove the software nor do you need to deactivate scanning of encrypted connections. This will cause your mail client to complain about invalid certificates from your mail service providers. Kaspersky will intercept your mail connections, inject itself between your mail client and mail server, and use its own certificates to protect the “last mile” of your connectivity. While this behavior is mostly desirable, it may occasionally go too far. Clear the checkbox for a category or add a website to the list by clicking Exclusions.ĭata collection will be prevented on all websites that are not on the exclusions list.Kaspersky Lab’s newest generation of security software, Kaspersky Internet Security 2018, sports a nifty new feature: support for scanning of encrypted connections, including IMAP/SMTP over SSL between your mail client and your mail servers. To do so, click Categories and exclusions.
To view a list of these websites, click Websites of Kaspersky Lab and its partners. By default, there is an exclusion to allow data collection on Kaspersky Lab websites and those of its partners.Kaspersky Internet Security will block data collection attempts on all websites except exclusions. Make sure that Private Browsing is enabled, and then click it.To learn how to open the main application window, see this article.In the main window of Kaspersky Internet Security, click.Scroll down to watch the video about the Private Browsing feature in Kaspersky Internet Security. Kaspersky Internet Security does not block this data collection attempt and does not display information about it. Websites that could not be determined.Social networking websites (Facebook, Google Plus, Twitter) when you are currently on that page.You can choose to block data collection on these websites by adjusting the component settings. Websites that might not work correctly if data collection is blocked.Kaspersky Lab websites and those of its partners.You can edit the exclusions list in the component settings. Websites added to the exclusions list.
The application does not block data collection on the following websites and pages: You can block data collection on all websites by enabling it in the application settings. By default, the component only counts attempts to collect data and writes the information in a report. The Private Browsing feature of Kaspersky Internet Security prevents websites from collecting information about your activity online. This data can then be used to offer you targeted ads. Tracking services collect and analyze data about your activity on websites.