Yes, it tends to be hacked. No OS (outside of some restricted miniature pieces) has demonstrated amazing security. It is hypothetically conceivable to do, yet no one has done it and surprisingly then, at that point, there would be realize way of realizing it is executed after the evidence without building it yourself from the singular circuits on up. It’s impractical to know whether there are any dynamic secondary passages without a doubt since they could be unobtrusive, even encryption might actually (however impossible) have an indirect access. 

Outside of encryption, with actual access, any framework can be perused straightforwardly off the hard drive and arrangement data can be supplanted to just change a client. In case encryption is utilized and the actual encryption isn’t backdoored (and is appropriately executed) it ought to require the secret phrase to get to regardless of whether there is an indirect access in the actual OS. (The secret phrase ought to be a critical snippet of data for producing the real decoding key.)

Be Aware and act wisely!!