Crate philiprehberger_mask 

philiprehberger-mask

Data masking and redaction for strings, emails, and sensitive data. Zero dependencies — std only.

Examples

use philiprehberger_mask::{mask_string, mask_email, mask_credit_card, MaskedString};

assert_eq!(mask_string("secret"), "******");
assert_eq!(mask_email("john@example.com"), "j***@example.com");
assert_eq!(mask_credit_card("4111-1111-1111-1111"), "****-****-****-1111");

let masked = MaskedString::new("api-key-123");
println!("{}", masked); // prints "***********"
assert_eq!(masked.reveal(), "api-key-123");

Structs

MaskedString

A wrapper around a String that masks its value in Debug and Display output, preventing accidental exposure in logs.

Functions

mask_between

Mask content between the first occurrence of start_marker and the following end_marker.

mask_credit_card

Mask a credit card number, preserving formatting.

mask_digits

Replace all ASCII digits in a string with *.

mask_email

Mask an email address.

mask_iban

Mask an IBAN, keeping the country code (first 2 characters) and last 4 characters.

mask_partial

Mask all but the last show_last characters.

mask_phone

Mask digits in a phone number except the last 4 digits.

mask_ssn

Mask a Social Security Number, keeping only the last 4 digits.

mask_string

Replace all characters in a string with *.