How to Create a Self-Signed SSL Certificate (OpenSSL)

Опубликовано: 23 Март 2026
на канале: DYINDIATECH
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How to create self signed SSL certificate using OpenSSL
You can use OpenSSL on all the operating systems such as Linux & Windows.

Create Key

#openssl genrsa -des3 -out dyindiatech_private.key 2048
#openssl req -new -key dyindiatech_private.key -out dyindiatech_private.csr

Requires below details for CSR
C= - Country name. The two-letter.
ST= - State or Province name.
L= - Locality Name. The name of the city where you are located.
O= - The full name of your organization.
OU= - Organizational Unit.
CN= - The fully qualified domain name.

Enter details like below
Maharashtra
Mumbai
dyindiatech
dyindia
dyindiatech.com
[email protected]

#openssl x509 -req -days 365 -in dyindiatech_private.csr -signkey dyindiatech_private.key -out dyindiatech_private.crt

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