To have you registered in the Web-Client you should provide the following information:
To create a .cer file it is necessary to:
Go to the icon Сертификаты selecting it on the left pane "Справочник сертификатов→Локальный справочник сертификатов→Сертификаты" (Fig. 1);
The software interface is not localized yet, so please, use the following set of screenshots.
Fig. 1 – ПКЗИ СЭД МБ
Select the сertificate of your сompany from the list, then right-click it and click Экспорт в файл в DER кодировке (Fig. 2);
Fig. 2 – certificates
Save your file on your PC;
Email the file to support@itglobal.ru.