Feat (Insomnia): Logging out removes sensitive data

[TuannasCodeCatastrophe]

Description

Jobs to be done (optional)
Detail the exact process that sensitive data goes through when users logout of Insomnia, for e.g.:

vault key removed from settings...
Definition of done
FAQ on Data Security page
Paragraph/doc content depending on amount decided by engineering (plugins / AI features included etc [see Jira discussion]
Information
Jira
Due date (optional)
19th Nov 2025

Size
S (Small). Example: fixing a broken link, updating wording in an FAQ or paragraph

Fixes #3323

Preview Links

https://deploy-preview-3648--kongdeveloper.netlify.app/insomnia/data-security/#what-happens-to-my-sensitive-data-when-i-log-out-of-insomnia

Checklist

• Tested how-to docs. If not, note why here.
• All pages contain metadata.
• Any new docs link to existing docs.
• All autogenerated instructions render correctly (API, decK, Konnect, Kong Manager).
• Style guide (capitalized gateway entities, placeholder URLs) implemented correctly.
• Every page has a description entry in frontmatter.
• Add new pages to the product documentation index (if applicable).

[netlify]

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[CLAassistant]

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[TuannasCodeCatastrophe]

Waiting on deploy preview-- can take 15-20 mins

[Guaris]

@TuannasCodeCatastrophe Please point this to the Insomnia 12.2 feature branch.