mask-pii for Red

Red implementation of mask-pii for masking email and phone PII in logs and data pipelines.

Email masking

Masks local parts while preserving domain visibility.

Phone masking

Masks sensitive digits while keeping format and suffix visibility.

Builder-style API

Enable email/phone masking and mask character explicitly before processing.

Install and start

Load the Red implementation from the tagged source checkout and run the minimal example below. It enables both masking rules explicitly and records the expected output.

Installation

cp red/mask-pii.red ./mask-pii.red

Usage

example.red
Red [
    Title: "mask-pii example"
]

do %mask-pii.red

masker: make-masker
masker/mask-emails
masker/mask-phones
masker/with-mask-char #"#"

input: "Contact: alice@example.com or 090-1234-5678."
output: masker/process input

print output
; Output: Contact: a####@example.com or ###-####-5678.
Note

Please check the README for exact package ecosystem details and API examples for this language.