Explain single sign-on to a manager

Explains single sign-on to a non-technical manager in 200 words with a trade-offs list and five questions to ask the IT team.

Task: Explain single sign-on to a manager who has never worked with it, so they can take part in a decision about it. Context: The manager runs a team of [team size] in [department]. We use about [number of tools] work tools, and the decision is whether to adopt single sign-on for [which tools]. Rules: - Explain it with one everyday comparison, and say what the comparison gets wrong. - Define every technical word the first time it appears. - List the main benefits and the main risks as two lists of three items each. - Make no claims about specific products, prices or standards versions. Where a detail depends on the product, say "ask your IT team". Result: About 200 words of explanation, the two lists, then five questions the manager should ask the IT team before deciding.

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