Encryption
In one sentence
Scrambling data so only someone with the key can read it, which protects it if a device or file is stolen.
Encryption converts data into unreadable form unless you hold the key. 'At rest' protects stored data (like a laptop's disk); 'in transit' protects data moving across networks (like HTTPS). Full-disk encryption on laptops is a common baseline expectation.
Why it's on your cyber insurance application
Applications ask whether laptops and sensitive data are encrypted.
The written evidence carriers accept
A “yes” on the application needs a document behind it. In the Readiness Pack, those documents are:
Related terms
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