There are well-known attacks against TLS 1.0 and 1.1, which can be mitigated.
openjdk version '11.0.7' OpenJDK Runtime Environment (build 11.0.7+10-post-Ubuntu-3ubuntu1) OpenJDK 64-Bit Server VM (build 11.0.7+10-post-Ubuntu-3ubuntu1, mixed mode, sharing) Although we already installed version 1.8.0_252, But, when we pass the java -version command then it doesn’t mention the said version.