mask-pii for AWK

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

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

Installation

awk -f awk/src/mask_pii.awk -f your_script.awk

Usage

example.awk

BEGIN {
  mask_pii_new(masker)
  mask_pii_mask_emails(masker)
  mask_pii_mask_phones(masker)
  mask_pii_with_mask_char(masker, "#")
  print mask_pii_process(masker, "Contact: alice@example.com or 090-1234-5678.")
}
# Expected output: "Contact: a####@example.com or ###-####-5678."

Note

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

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