Contents
What is a PEM file?
Privacy Enhanced Mail (PEM) files are concatenated certificate containers frequently used in certificate installations when multiple certificates that form a complete chain are being imported as a single file. They are a defined standard in RFCs 1421 through 1424.
How do I know if Mongodb is running?
service mongod status: Displays the status of MongodB service as like the screenshot given below. systemctl status mongod: Displays the same status of MongoDB service as like above command as shown in figure 1. pgrep mongo: Prints the process ID of running mongo instance.
Are PEM and CER the same?
PEM -> contains the X. 509 certificate encoded in text (base64 and encrypted) – both have the same content, the different extensions are provided just for the convenience of the user – some software systems require the CER extension and other require the PEM extension.
How to use TLS / SSL in MongoDB instance?
To use TLS/SSL connections and perform client certificate validation, include the following TLS/SSL settings in your mongod / mongos instance’s configuration file: Starting in MongoDB 4.0, you can use system SSL certificate stores for Windows and macOS.
Is it safe to use self signed certificate in MongoDB?
This leaves you vulnerable to a man-in-the-middle attack. Using a certificate signed by a trusted certificate authority will permit MongoDB drivers to verify the server’s identity. In general, avoid using self-signed certificates unless the network is trusted.
What happens if mongo shell does not connect?
If the certificate is not from the specified CA, the mongo shell will fail to connect. The mongo shell verifies that the hostname (specified in –host option or the connection string) matches the SAN (or, if SAN is not present, the CN) in the certificate presented by the mongod or mongos. If SAN is present, mongo does not match against the CN.
How does mongosh validate a SSL certificate?
For a complete list of ssl options, see SSL Options. For TLS/SSL connections, mongosh validates the certificate presented by the mongod or mongos instance: mongosh verifies that the certificate is from the specified Certificate Authority –sslCAFile. If the certificate is not from the specified CA, mongosh will fail to connect.