This is a question about your account, not the data behind it — whether your login and the session it opens are safe to use, rather than how your stored information is kept (the data-security answer covers that). On the account side MedicoExam is plain: it runs on both tiers, keeps a single session active at a time, and opens through a browser with a username and password that are yours alone.
Access security is largely a matter of who can be signed in, and when. MedicoExam’s rule there is strict by default, and it is the same rule that makes account sharing pointless. A single principle carries the bulk of it: the account is built to belong to one candidate.
A Second Login Ends the First on Your Healthcare Certification Exam Account
Only one session stays active per account. Start a session somewhere new and the one already open is closed on its own, so the account is never live in two places at once — and a login you did not start would end the one you are in, a visible sign that something is wrong. You are free to move between your own devices, one at a time: a laptop for a study block, a phone for a pediatric-nursing candidate reviewing PNCB’s Pediatric Mental Health Specialist objectives on a break, just never both at the same moment. This is also why sharing an account does not work and, under the Money-Back Guarantee, disqualifies a claim: the platform is built around one candidate, one account.