These items are both safe and you definitely want them enabled at startup.
This is Input Method Launch. This enables the execution and processes related to ibus as well as setting your Environment Variables for the session.
ibus handles language input. Environment is your Configurations, settings and working environment on the desktop. Your Session is the running current working session you are using each time you boot up your computer.
This is your Secure Shell agent.
This stores your keys and certificates and yes, can be related to your browser as well as other secure connections you make.