Windows Explored

Everyday Windows Desktop Support, Advanced Troubleshooting & Other OS Tidbits

Posts Tagged ‘Security’

Another Adobe “Certificate Authentication Failed”

Posted by William Diaz on January 14, 2012


In an earlier post, I was encountering cases where the latest Adobe Flash Player web installer was intentionally being interrupted during download by a third party web filtering host, which resulted in “Internal error… ABORT: Certificate authentication failed, please re-install to correct the problem. (/0)”.

In my latest encounter, I was asked to look at a friends laptop that produced a similar but shorter error: “Host. Certificate authentication failed
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The Woes of Cloud-Based Web Security

Posted by William Diaz on October 14, 2011


Our Production ISAs’ have an added cloud-based layer of security to protect our network from malicious web content. Every now and then, though, we run into false-positives. Some of these are:

Intentionally Corrupts Downloads

The Case Of The Corrupt Download & The Case of the Zip File That Wouldn’t Open

Stops web pages from loading by preventing the execution of legitimate scripts: Read the rest of this entry »

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AIM Network Logging Reveals Windows Passwords

Posted by William Diaz on January 27, 2011


I was asked to troubleshoot a user’s connectivity issues with AIM. I am not too enthusiastic about anything AOL related but I would look anyway. One of the things I wanted to do was see if AIM had some internal network logging built into it. Starting with version 7.5.8.2 there is an option that resides under Settings > Connection that enables diagnostic network logging. Read the rest of this entry »

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