Data Nexus

Access and continuity

Access issued to a person rather than to a login everyone uses — the difference between being able to revoke one person and having to change everything.

01/What it means

A shared login has three costs. It cannot be revoked for one person without disrupting everyone. It destroys attribution, so no log answers who made the change. And it spreads: shared credentials end up in chat messages, spreadsheets and personal notes, and every copy outlives the reason it was made.

Where a platform genuinely offers only one login — some payment gateways, some government portals, some older tools — the credential belongs in a password manager's shared vault with per-person access that can be withdrawn, and it is rotated when anyone with access leaves. That is a mitigation, not a solution, and the number of such systems should be a known, short and shrinking list.

02/What people get wrong

Business pages on the major social platforms are administered through individual personal profiles. If the business page is owned by one employee's personal account, the company's presence leaves with them — through a resignation, a dispute or the loss of their personal account. Ownership belongs to a business account with at least two administrators on separate credentials, set up before it matters.

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The definitions are the easy part. Whether the figure on your dashboard was computed this way is a different question, and usually the more expensive one.