DSM 6.2.2 – 24922 Update 3 SEC_ERROR_REVOKED_CERTIFICATE

DSM 6.2.2 - 24922 Update 3 SEC_ERROR_REVOKED_CERTIFICATE

A few hours ago I released an article about new DSM 6.2.2 – 24922 Update 3. After updating my Synology Nas, when I try to renew my actual Let’s Encrypt domain certificate everything appears to be in order on DSM admin interface Security Certificate page with the new expiration date of domain. The problem appear … Read moreDSM 6.2.2 – 24922 Update 3 SEC_ERROR_REVOKED_CERTIFICATE

How to Set up Synology Firewall GeoIP Blocking

How to Set up Synology Firewall GeoIP blocking

Below I will explain how I reduced the number of direct attacks on my Synology Nas by correctly setting the GeoIP Firewall inside the powerful DSM operating system. I blocked all geographical regions except my own, my static ip and my subnet mask. Most brute force attempts came from outside my home country, Romania. With … Read moreHow to Set up Synology Firewall GeoIP Blocking

Synology: Difference Between FTP and SFTP

Synology Difference Between FTP and SFTP

The concept of file transferring in computer networks is probably as old as email itself, if not older. There are many ways and protocols used for file transferring in Synology Nas and technologies have evolved over the last few years. One file transfer protocol, which became a standard since 16 April 1971, is FTP (File … Read moreSynology: Difference Between FTP and SFTP