acm - an acm publication
 

Articles

First write like you speak, then write like you write

Ubiquity, Volume 2018 Issue April, April 2018 | BY Philip Yaffe 


Full citation in the ACM Digital Library  | PDF


deliverybot.acm.org | 526: Invalid SSL certificate

Error 526 Ray ID: 489ee8babb25473a • 2018-12-16 05:56:51 UTC

Invalid SSL certificate

You

Browser

Working
Newark

Cloudflare

Working
deliverybot.acm.org

Host

Error

What happened?

The origin web server does not have a valid SSL certificate.

What can I do?

If you're a visitor of this website:

Please try again in a few minutes.

If you're the owner of this website:

The SSL certificate presented by the server did not pass validation. This could indicate an expired SSL certificate or a certificate that does not include the requested domain name. Please contact your hosting provider to ensure that an up-to-date and valid SSL certificate issued by a Certificate Authority is configured for this domain name on the origin server. Additional troubleshooting information here.

COMMENTS

POST A COMMENT
Leave this field empty