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Restore a defanged URL

Turn a report-safe indicator back into a syntactically valid URL for controlled analysis.

Install in Serialize

What it can do

  • Restore hxxp schemes
  • Restore bracketed separators
  • Restore bracketed dots

How the recipe works

Fang URL

Reverse common defanging conventions without opening the destination.

Demonstration

Sample input

hxxps[://]docs[.]example[.]test/path

Expected result

https://docs.example.test/path

When to use it

  • Controlled indicator analysis
  • Preparing values for offline parsers
  • Normalizing report data

Adapt it

Follow with Parse URI to inspect fields without navigating to the restored address.

Source and verification

Adapted from mattnotmax CyberChef recipes. The explanation and sample are written for Serialize, use synthetic or documentation-safe data, and are checked against the current operation catalogue. The workflow runs locally without an external API call.

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