install

Additional install commands

macOS

Homebrewverified · 100%

brew install rsc_2fa

local Homebrew formula metadata

overview

Package summary

Two-factor authentication on the command-line

Project links

Commands and aliases

2fa

security posture

Risk level: green

narrow executable package without higher-risk signals.

Risk classifier

green risk · low confidence · appliance

Why

narrow executable package without higher-risk signals

Signals

metadata:no-higher-risk-signals

Install behavior

No Homebrew post-install hook is recorded in formula metadata.
Homebrew bottle metadata is available for 13 platform targets.
Build metadata lists 1 build dependencies.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

local files

Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.

Credential files

Credential-bearing paths to review before unattended agent runs.

Unix: ~/.2fa

executables

Installed executables

Command	Kind	Exposure	Note
`2fa`	cli	global executable

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-08-04

manager version1.2.0

manager updated2026-07-27

local dataok

upstreamcurrent

latest detectedv1.2.0

https://github.com/rsc/2fa

okNo freshness warnings were generated.

install metadata

Package metadata

Package key	brew:rsc_2fa
Version	1.2.0
Package manager	Homebrew
Package manager page	https://formulae.brew.sh/formula/rsc_2fa
Homepage	https://pkg.go.dev/rsc.io/2fa
Repository	https://github.com/rsc/2fa
Upstream docs	https://pkg.go.dev/rsc.io/2fa
License	BSD-3-Clause
Source archive	https://github.com/rsc/2fa/archive/refs/tags/v1.2.0.tar.gz
Last updated	2026-07-27T19:03:03+02:00
Pulse	updated
Build dependencies	go
Bottle	available (on arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, catalina, monterey, sonoma, ventura, x86_64_linux)
Homebrew post-install	not defined
Service	none declared

registry facts

Source database details

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	rsc_2fa
Version Scheme	0
Revision	0
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	stable

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Combined YAML source

View the package source record on GitHub.

combined/rsc_2fa.yml

Used sources

Geiger risk classifier
cross-ecosystem install command graph
curated configuration and credential file locations
package relationship graph
package version freshness
package-page enrichment
pkg.so package database
pkgdb category and tag curation

Install rsc_2fa with Homebrew