brew

使用 Homebrew, apk, dnf, pacman, zypper, Nix 安装 cyrus-sasl

查看 cyrus-sasl 的安装路径、可执行文件、元数据以及面向 AI 代理工作流的安全说明。

安装命令安全说明

安装

其他安装命令

macOS

Homebrew已验证 · 100%

brew install cyrus-sasl

local Homebrew formula metadata

Linux

Alpine Linux apk已验证 · 92%

sudo apk add cyrus-sasl

Alpine Linux edge package indexes · cyrus-sasl · 来源: dl-cdn.alpinelinux.org

Fedora dnf已验证 · 92%

sudo dnf install cyrus-sasl

Fedora Rawhide package metadata · cyrus-sasl · 来源: dl.fedoraproject.org

Arch Linux pacman已验证 · 92%

sudo pacman -S cyrus-sasl

Arch Linux sync databases · cyrus-sasl · 来源: geo.mirror.pkgbuild.com

openSUSE zypper已验证 · 92%

sudo zypper install cyrus-sasl

openSUSE Tumbleweed package metadata · cyrus-sasl · 来源: download.opensuse.org

Nix已验证 · 92%

nix profile install nixpkgs#cyrus_sasl

nixpkgs package indexes · pkgs/by-name/cy/cyrus_sasl/package.nix · 来源: api.github.com

概览

软件包摘要

Simple Authentication and Security Layer

项目链接

命令和别名

pluginviewer
saslauthd
sasldblistusers2
saslpasswd2
testsaslauthd

历史

项目历史与用法

Cyrus SASL is the Cyrus project's C implementation of the Simple Authentication and Security Layer API. It lets client and server applications plug in authentication mechanisms such as PLAIN, SCRAM, GSSAPI, OTP, EXTERNAL, and others without each application implementing every mechanism itself.

项目历史

The official documentation ties Cyrus SASL to the Carnegie Mellon Cyrus project, originally an enterprise mail-system effort interested in scalable, administrable systems. Cyrus SASL split out the authentication layer as a reusable library for both client and server writers.

The modern documentation describes Cyrus SASL as an implementation of the SASL specification, with Cyrus IMAP as one major consumer but not the only one. The package includes the library, authentication daemons and utilities, mechanism plugins, and sysadmin/developer documentation.

The documentation still carries upgrade material for SASLv1 to SASLv2 applications, which reflects the library's long service life across older mail and network-service deployments.

采用历史

Cyrus SASL became infrastructure rather than an end-user app: mail servers, LDAP stacks, Kerberos/GSSAPI deployments, and other network services could depend on a common SASL implementation. The official feature list shows plugins for local databases, PAM, SQL, LDAP, Active Directory, Kerberos, proxied IMAP auth, and multiple SASL mechanisms.

Package managers keep Cyrus SASL available because many other packages need headers, libraries, plugins, or command-line utilities such as saslauthd and saslpasswd2. It is the sort of package that appears quietly in dependency trees and becomes visible when authentication fails.

使用方式

Administrators use Cyrus SASL by installing the library and desired plugins, selecting mechanisms, configuring application-specific SASL options, and optionally running saslauthd. Application developers link against libsasl and use callbacks or configuration files to let SASL perform authentication and authorization services.

The installation guide documents application configuration through the application's own config callback or through per-application SASL configuration files such as /usr/lib/sasl/Appname.conf.

为什么软件包爱好者会关心

Cyrus SASL is package-nerd-significant because it is glue code for authentication. It is not flashy, but it explains why mail, LDAP, and Kerberos-capable server packages often drag in sasl libraries, mechanism plugins, and helper daemons.

时间线

1990s: Cyrus project at Carnegie Mellon builds scalable mail-system infrastructure.
2006: RFC 4422 defines the modern SASL framework referenced by Cyrus SASL documentation.
2016: cyrusimap/cyrus-sasl repository appears on GitHub.
2022: Cyrus SASL 2.1.28 documented as the latest stable version on the official site.

Related projects

Cyrus IMAP uses Cyrus SASL for mail-server authentication support.
Kerberos, LDAP, PAM, SQL databases, and SASL mechanism RFCs are common integration points.
OpenLDAP and other network services are frequent downstream users of SASL libraries.

来源

安全态势

风险级别：绿色

narrow executable package without higher-risk signals.

风险分类器

绿色风险 · 低置信度 · appliance

原因

narrow executable package without higher-risk signals

信号

metadata:no-higher-risk-signals

安装行为

formula 元数据中未记录 Homebrew post-install 钩子。
Homebrew bottle 元数据适用于 12 个平台目标。
安装时包含 2 个运行时依赖。

建议审查

在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。

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.

Configuration files

Config paths the tool may read or write during local use.

Unix: /usr/lib/sasl2/<application>.conf/etc/sasl2/<application>.conf

可执行文件

已安装的可执行文件

命令	类型	暴露范围
`pluginviewer`	cli	全局可执行文件
`saslauthd`	cli	全局可执行文件
`sasldblistusers2`	cli	全局可执行文件
`saslpasswd2`	cli	全局可执行文件
`testsaslauthd`	cli	全局可执行文件

新鲜度

版本和新鲜度

这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。

页面生成时间2026-07-10

管理器版本2.1.28

管理器更新时间

本地数据OK

上游not checked

检测到的最新版本未检测到

https://github.com/cyrusimap/cyrus-sasl

信息No package-manager update timestamp was available.低置信度
信息No cached GitHub release or tag data was available.https://github.com/cyrusimap/cyrus-saslnone 置信度

安装元数据

软件包元数据

软件包键	brew:cyrus-sasl
版本	2.1.28
软件包管理器	Homebrew
软件包管理器页面	https://formulae.brew.sh/formula/cyrus-sasl
主页	https://www.cyrusimap.org/sasl/
仓库	https://github.com/cyrusimap/cyrus-sasl
上游文档	https://www.cyrusimap.org/sasl
许可证	BSD-3-Clause-Attribution
源码归档	https://github.com/cyrusimap/cyrus-sasl/releases/download/cyrus-sasl-2.1.28/cyrus-sasl-2.1.28.tar.gz
依赖	krb5, openssl@3
macOS 提供的库	libxcrypt
Bottle	可用 (于 arm64_big_sur, arm64_linux, arm64_monterey, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, big_sur, monterey, sonoma, ventura, x86_64_linux)
Homebrew post-install	未定义
服务	未声明

注册表事实

源数据库详情

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	cyrus-sasl
Version Scheme	0
Revision	2
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	yes
URL Keys	stable

源数据库匹配

其他软件包管理器记录

匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。

Nix95%

cyrus_sasl

nix profile install nixpkgs#cyrus_sasl

normalized package name match
匹配方式：Cyrus Sasl

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/cy/cyrus_sasl/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

apk95%

cyrus-sasl 2.1.28-r9

Cyrus Simple Authentication Service Layer (SASL)