Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. crt.sh | example.com ), so withholding your domain name here does not increase secrecy, but …

Sorry to hear you've lost two days' worth of work, Ella! That's really frustrating. Here's a copy of the file you need: isrgrootx1.txt (1.9 KB) What year is your iMac from? Have you tried updating the OS?

Unfortunately I still get the error: Your clock is ahead. I can get that text on my iPhone and sent it to my email. What do I do with it though? I have an iMac 2009 Snow Leopard. It's been working fine until now. I cannot upgrade as I have Adobe CS5 InDesign, Photoshop and Illustrator discs and t…

Have you found a solution yet? I haven't been able to get into the websites I need to. I also have an older iMac 2009 which was working fine until now.

In this post: Certificates are not trusted on Chrome and Safari on old iMac with El Capitan - #24 by jsha , I linked to a list of which Apple devices can be upgraded to OS X 10.12. It looks like your iMac might just barely be able to do it, depending on whether it is "late 2009" or earlier: iMac : L…

Funny, I've been on the Mac since the teeny SEs in 1990, I've had no issues with malware.

Jsha, I wish this were true! My OS is Yosemite 10.10.5. No updates available for MacPro 2013.

Bummer! I'm far from a Mac expert, but this thread seems to suggest you need to go to the App Store to do the upgrade (it sounds like upgrades are done differently from regular updates): Mac won’t update past OS X Yosemite 10.10… - Apple Community

@ella , were you able to download the root certificate onto your iMac using the http://x1.i.lencr.org/ link I provided?

I can Confirm a fix that worked on both a 10.9.5 & 10.11.6 Mac OS. Simply set the DST Root CA X3 to "Always Trust" on several Mac's I manage in an office and home's this fix work for 4 websites that previously had issues with this CERT ERR. [image] Main Page The Gateway Protection Program…

Certificates are not trusted on Chrome and Safari on old iMac with El Capitan

Help

DrJa October 1, 2021, 9:16pm 33

Ella, no, I haven't found a solution yet. I would update my Yosemite if I could, but so far no luck.

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Certificates are not trusted on Chrome and Safari on old iMac with El Capitan

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