Notifications
2026.07.17.
Notice of Temporary Email Delivery Disruption
2026.07.14.
System upgrade
2026.06.22.
System upgrade
2026.06.04.
System upgrade
2026.05.27.
System upgrade
2026.05.27.
System upgrade
2026.03.27.
Important Notice – Changes to Certum Certificate Validity Periods
2026.03.20.
Notification of Algorithm Change
2026.03.06.
Customer Notification
2025.02.26.
Customer Information – Certificate Requests
2025.12.03.
Information about the NETLOCK|SIGN service
2025.11.07.
Customer Information – Certificate Requests
2025.10.07.
Customer information
2025.11.06.
Information Netlock cloud service
2025.11.11.
System upgrade
2025.05.05.
Test certificate availability
2025.08.18.
Notice of Update on SSL Certificate Requests
2025.06.12.
NETLOCK information regarding the Google Chrome Program
Due to an Apple operating system update, the hierarchy verification of SSL/TLS website authentication certificates will change.
