Do people misunderstand End-to-End Encryption?

I'm building a database using MongoDB that needs to be as secure as possible, my idea of total security is that I as database superadmin **should not** be able to read the raw data. As an end-user my first thought was E2EE, WhatsApp loves to market 'no one but you and the intended recipient can read the messages' and 'WhatsApp can't read your content'. Based on my preliminary research (source [https://www.ibm.com/au-en/topics/end-to-end-encryption](https://www.ibm.com/au-en/topics/end-to-end-encryption)), E2EE is all about securing the transport of the …

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