Well, as I understand it, CASB's work in two ways - Proxy and API.
In Proxy mode, all access to your Cloud goes through the CASB and hence before you are able to execute an operation, the CASB can evaluate the operation for compliance BEFORE it is executed. This also applies to DLP functions - it can, for example, PREVENT a proscribed action (like ...
If you really want to be sure the data is unrecoverable, take the drive to a place that does document and hard drive shredding. They'll put the drive through a machine that will shred it into hundreds of tiny pieces:
At some places, they'll ask you to leave the drives, and they'll tell you that they'll shred them for you later. Obviously, I'm leery of ...
The most practical option for physically destroying an SSD is to simply use a hammer. If you can, open the SSD and locate the data-bearings chips and make sure that each chip is sufficiently destroyed. If this is a service you are offering to businesses, however, beware of legal requirements for both data disposal and recycling, and consider investing in ...
Hit it with a hammer
Repeat Step 1
For extra security, set the remains on fire
Put the ash into the toilet
If you don't have any intentions of ever re-using that medium, just destroy it completely. It's not hard to properly destroy electronics if you hit hard enough.