Monthly Archives: August 2023

Secure Ubuntu Server Application with Fail2ban Behind CloudFlare

One case study involved an Ubuntu 20.04 (Focal Fossa) system that was protected with Fail2fan.¬† However the server was also protected with Cloudflare, so there was some work needed to get the remote IP of the attacker (this topic was … Continue reading

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phpMyAdmin 5.2.1 on Ubuntu 20.04 Error After Logon (Unknown named parameter $$dbi)

On Ubuntu 20.04 (Focal Fossa) running PHP 8.2, you may run into an issue after installing the latest phpMyAdmin (5.2.1) using the PPA (ppa:phpmyadmin/ppa). When you try to log in to phpMyAdmin, you will get the following message: ¬†Error: Unknown … Continue reading

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Remove Previous Phone Number from Sprint Blackberry

If you have a Sprint branded Blackberry phone (in this case a Bold 9930 running OS 7.1) that has an old phone number (MDN) on it, you may find that the number remains even after performing a Security Wipe of … Continue reading

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Disable Corporate Encryption and Password on Blackberry

On a Blackberry (in this case a Bold 9930 running Blackberry OS 7.1), you can check for forced encryption on the device by going to: Options -> Security -> Encryption. There you will see a lock symbol illuminated for Device … Continue reading

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