
Security News
Rust RFC Proposes a Security Tab on crates.io for RustSec Advisories
Rust’s crates.io team is advancing an RFC to add a Security tab that surfaces RustSec vulnerability and unsoundness advisories directly on crate pages.
@lacussoft/cpf-fmt
Advanced tools
Basic function to format CPF strings (Brazilian ID document).
$ npm install @lacussoft/cpf-fmt
// ES Modules
import cpfFmt from '@lacussoft/cpf-fmt'
// Common JS
const { cpfFmt } = require('@lacussoft/cpf-fmt')
or import it through your HTML file, using CDN:
<script src="https://cdn.jsdelivr.net/npm/@lacussoft/cpf-fmt@latest/dist/cpf-fmt.min.js"></script>
const cpf = '47844241055'
cpfFmt(cpf) // returns '478.442.410-55'
cpfFmt(cpf, { // returns '478.***.***-**'
hidden: true
})
cpfFmt(cpf, { // returns '478442410_55'
delimiters: {
dot: '',
dash: '_'
}
})
cpfFmt(cpf, {
delimiters: {
dot: '.', // string to replace the dot characters
dash: '-', // string to replace the dash character
},
escape: false, // boolean to define if the result should be HTML escaped
hidden: false, // boolean to define if digits should be hidden
hiddenKey: '*', // string to replace hidden digits
hiddenRange: {
start: 3, // starting index of the numeric sequence to be hidden (min 0)
end: 10, // ending index of the numeric sequence to be hidden (max 10)
},
onFail(value) { // fallback function to be invoked in case a non-11-digits is passed
return value
}
})
FAQs
Utility function to format CNPJ (Brazilian personal ID)
The npm package @lacussoft/cpf-fmt receives a total of 43 weekly downloads. As such, @lacussoft/cpf-fmt popularity was classified as not popular.
We found that @lacussoft/cpf-fmt demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Did you know?

Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.

Security News
Rust’s crates.io team is advancing an RFC to add a Security tab that surfaces RustSec vulnerability and unsoundness advisories directly on crate pages.

Security News
/Research
Socket found a Rust typosquat (finch-rust) that loads sha-rust to steal credentials, using impersonation and an unpinned dependency to auto-deliver updates.

Research
/Security Fundamentals
A pair of typosquatted Go packages posing as Google’s UUID library quietly turn helper functions into encrypted exfiltration channels to a paste site, putting developer and CI data at risk.