Category Archives: Web


Since April 2018, I have noticed the following SSL error with Google Chrome and Safari’s latest versions : NET::ERR_CERT_SYMANTEC_LEGACY All Symantec SSL/TLS certificates issued prior June 1st 2016 will output this warning from now on since the latest updates. Web user, nothing is wrong on your side, the site owner must re-issue his certificate, even… Read More »

Web : Updating ownCloud to version 8.1.9 was unsuccessful

Using ownCloud repo and encountered the following error while upgrading to version 8.1.9? Updating ownCloud to version 8.1.9, this may take a while. Set log level to debug – current level: “Warning” Turned on maintenance mode Checked database schema update Checked database schema update for apps Updated database Exception: App can’t be installed because it… Read More »

Category: Web

Web : Firefox error ssl_error_weak_server_ephemeral_dh_key

Did you had the following error lately trying to open a SSL Web site with Firefox? Error ssl_error_weak_server_ephemeral_dh_key This is because the remote Web server is using the weak SSLv3 protocol. The only way to get to the site would be disabling this SSLv3 check in Firefox. However do only if you know what you… Read More »

Web : Cannot display attachment images in RoundCube

Having some pink square instead of images in RoundCube Webmail without any function or button to enable images? Well it happened to me after an upgrade. To fix this edit your RoundCube configuration file : /path/to/roundcube/config/ Locate the following line (it should be around #90) : // mime magic database $config[‘mime_magic’] = ‘/usr/share/misc/magic’; Comment it… Read More »

Category: Web

Web : Date incorrect or missing after updating RoundCube webmail

If you recently updated your RoundCube Webmail and noticed that the email received date is missing both on mailbox pane and the email itself, this is because your “date.timezone” PHP setting is either commented or use the wrong setting. To resolve this matter, edit your “php.ini” file : /etc/php.ini And find the following parameter (it… Read More »

Category: Web

Web : Firefox error code sec_error_reused_issuer_and_serial

You may ran into the following issue with Firefox browsing a SSL Web site using self generated certificate : sec_error_reused_issuer_and_serial The cause is that the self generated certificate of the site you are browsing have the same serial number of a previously stored certificate (another Web site you already visited and manually added an exception… Read More »

Category: Web

Web : How to get Web site server information

Using cURL, you can easily grab some information about the server who’s running a Web site. To get all the possible information, simply use (replace domain.tld with the actual domain name) : curl -s -I domain.tld You can also can just output the server info like this : # curl -s -I|grep Server Server:… Read More »