Collaborate Disseminate
I have something of a theoretical question – how much of a cyber benefit would there be to taking data, breaking it up and encrypting it, then sending it to the destination via multiple disparate services and methods (such as part through … Continue reading Benefit of splitting and routing/encrypting file packets separately?
I am using attr_encrypted to store many fields. Trouble is I need to be able to search some of these fields.
Take User.name.
My current database has User.e_name and User.e_name_iv. While this seems to be reasonably secure, I can’t search m… Continue reading How to make an encrypted field searchable?
I have a hub that communicates with an IoT device and needs to change the encryption key on that device at frequent intervals.
Messages are AES-256-CBC encrypted using the old key, and the new key is included in those messag… Continue reading How to ensure a new key has propagated
I have a hub that communicates with an IoT device and needs to change the encryption key on that device at frequent intervals.
Messages are AES-256-CBC encrypted using the old key, and the new key is included in those messag… Continue reading How to ensure a new key has propagated