Search Results for "linux ssh"
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Showing 133 open source projects for "linux ssh"
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SSH-MITM
Server for security audits supporting public key authentication
ssh man-in-the-middle (ssh-mitm) server for security audits supporting publickey authentication, session hijacking and file manipulation. SSH-MITM is a man in the middle SSH Server for security audits and malware analysis. Password and publickey authentication are supported and SSH-MITM is able to detect, if a user is able to login with publickey authentication on the remote server. This allows SSH-MITM to accept the same key as the destination server. If publickey authentication is not... -
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How To Secure A Linux Server
An evolving how-to guide for securing a Linux server
How To Secure A Linux Server is a practical, evolving guide for hardening Linux servers in personal, hobby, and small-scale production environments. It focuses on step-by-step security improvements rather than abstract theory, making it accessible to administrators who need clear actions. The guide covers server setup, operating system choices, SSH hardening, firewall rules, user accounts, automatic updates, logging, intrusion prevention, and common web server considerations. ... -
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YubiKey Guide
Community guide to using YubiKey for GnuPG and SSH
The YubiKey-Guide by drduh is a community-maintained, in-depth tutorial and reference on how to use a YubiKey (hardware authentication token) with GPG, SSH, and related cryptographic setups. It explains how to generate, manage, and use keys, configure pin / touch policies, and integrate the YubiKey into secure workflows. Configuration instructions for requiring touch for operations. Step-by-step instructions for generating GPG keys and migrating them to a YubiKey. Troubleshooting and advice... -
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The Bastion
Authentication, authorization, traceability and auditability for SSH
The Bastion is a hardened, audited, and production-grade bastion host developed by OVHcloud. It facilitates secure, controlled, and traceable SSH access to remote systems. The system is designed to be tamper-proof, with a strict access control system and logging for all user actions. It is widely used in enterprise environments to enforce secure and auditable infrastructure access policies. -
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Vuls
Agentless vulnerability scanner for Linux/FreeBSD
Vuls is open-source, agent-less vulnerability scanner based on information from NVD, OVAL, etc. Vuls uses multiple vulnerability databases NVD, JVN, OVAL, RHSA/ALAS/ELSA/FreeBSD-SA and Changelog. Vuls v0.5.0 now possible to detect vulnerabilities that patches have not been published from distributors. Remote scan mode is required to only setup one machine that is connected to other scan target servers via SSH. If you don't want the central Vuls server to connect to each server by SSH, you... -
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Step Certificates
A private certificate authority (X.509 & SSH) & ACME server
Open Source step-ca provides the infrastructure, automations, and workflows to securely create and operate a private certificate authority. step-ca makes it easy for developers, operators and security teams to manage certificates for production workloads. Get a public key infrastructure and certificate authority running in minutes. Automate enrollment using ACME, OIDC, one-time tokens, cloud APIs and more. Use systemD timers, daemon mode, cron jobs, CI/CD, and more to automate certificate... -
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Rowel
Local-first Secrets Manager
Rowel is an open-source, local-first secrets manager for securely storing passwords, passkeys, payment cards, identities, SSH keys, and API credentials. It protects sensitive information in encrypted vaults stored directly on users' devices. Separate lockboxes organize personal, professional, and client credentials with independent encryption. Developers can manage environment files, scoped API keys, and SSH identities without relying on plain-text notes. -
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EMAGNET
Automated hacking tool to find leaked databases with 97.1% accuracy
Automated hacking tool that will find leaked databases with 97.1% accurate to grab mail + password. Before using Emagnet, please remember that with great power comes great responsibility. Pastebin patched the vulnerability I previously used in order to get recent uploads, so at the moment it is not possible to get recently uploaded files, you are now limited to all syntaxes exempt the default one (95% get's uploaded as 'text' and this is removed from all recent upload lists). Bruteforce... -
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Infisical
Infisical is the open-source platform for secrets management, PKI
Infisical is an open-source, all-in-one platform for managing secrets, certificates, and privileged access. It delivers modern security workflows like secrets rotation, dynamic credentials, role-based access control, and SSH certificate-based access—tailored for development and infrastructure teams. Manage secrets across projects and environments (e.g. development, production, etc.) through a user-friendly interface. Sync secrets to platforms like GitHub, Vercel, AWS, and use tools like... -
PRTG Catches Network Issues Before They Cause DowntimeReactive troubleshooting usually means hearing about a problem from frustrated users, not your monitoring tool. PRTG sets threshold-based alerts across devices, servers and applications, notifying your team by email, SMS or push the moment a metric crosses a set limit. That means catching a failing disk or overloaded server before it becomes an outage and getting time back from firefighting. Start a free trial and set your first alerts today.
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10
IPBan
IPBan is a trusted, free security software to block hackers
Since 2011, IPBan is the world's most trusted, free security software to block hackers and botnets. With both Windows and Linux support, IPBan has your dedicated or cloud server protected. Upgrade to IPBan Pro today and get a discount. Auto-ban ip addresses by detecting failed logins from event viewer and/or log files. On Linux, SSH is watched by default. On Windows, RDP, OpenSSH, VNC, MySQL, SQL Server, Exchange, SmarterMail, and MailEnable are watched. -
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phpseclib
PHP secure communications library
phpseclib is designed to be ultra-portable. The 3.0 version works on PHP 5.6+ and doesn't require any extensions. For purposes of speed, OpenSSL, GMP, libsodium or mcrypt are used, if they're available, but they are not required. phpseclib is designed to be fully interoperable with standardized cryptography libraries and protocols. MIT-licensed pure-PHP implementations of SSH-2, SFTP, X.509, an arbitrary-precision integer arithmetic library, Ed25519 / Ed449 / Curve25519 / Curve449, ECDSA /... -
12
thc-hydra
Shows how easy it would be to gain unauthorized access to a system
Number one of the biggest security holes are passwords, as every password security study shows. This tool is a proof of concept code, to give researchers and security consultants the possibility to show how easy it would be to gain unauthorized access from remote to a system. There are already several login hacker tools available, however, none does either support more than one protocol to attack or support parallelized connects. It was tested to compile cleanly on Linux, Windows/Cygwin,... -
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emp3r0r
Linux/Windows post-exploitation framework made by linux user
A post-exploitation framework for Linux/Windows. Initially, emp3r0r was developed as one of my weaponizing experiments. It was a learning process for me trying to implement common Linux adversary techniques and some of my original ideas. So, what makes emp3r0r different? First of all, it is the first C2 framework that targets Linux platform including the capability of using any other tools through it. Take a look at the features for more valid reasons to use it. -
14
Kanidm
Kanidm: A simple, secure, and fast identity management platform
Kanidm is a simple and secure identity management platform, allowing other applications and services to offload the challenge of authenticating and storing identities to Kanidm. The goal of this project is to be a complete identity provider, covering the broadest possible set of requirements and integrations. You should not need any other components (like Keycloak) when you use Kanidm - we already have everything you need. To achieve this we rely heavily on strict defaults, simple... -
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Google Authenticator PAM Library
Example PAM module demonstrating two-factor authentication
google-authenticator-libpam is a Pluggable Authentication Module (PAM) that adds one-time passcodes to Unix and Linux logins using open OATH standards. It plugs into PAM stacks for services like SSH, su, or desktop display managers, prompting users for a time-based (TOTP) or counter-based (HOTP) code after their password. A lightweight enrollment program bootstraps each account by generating a secret, printing a QR code, and writing per-user configuration with safe file permissions. ... -
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SecretScanner
Find secrets and passwords in container images and file systems
Deepfence SecretScanner can find unprotected secrets in container images or file systems. Secrets are any kind of sensitive or private data that gives authorized users permission to access critical IT infrastructure (such as accounts, devices, networks, cloud based services), applications, storage, databases, and other kinds of critical data for an organization. For example, passwords, AWS access IDs, AWS secret access keys, Google OAuth Key etc. are secrets. Secrets should be strictly kept... -
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Bastillion
Bastillion gives you a clean, browser-based way to manage SSH access a
Bastillion is a web-based SSH console and SSH key management tool — a bastion host with a friendly browser dashboard. Register a system once; Bastillion pushes its own SSH key to it, so users never hold long-lived keys to your servers themselves. Authorized users then open live, resizable web terminals to one or more systems at once, with commands optionally broadcast to every open session simultaneously. Highlights: centralized SSH key management (rotate/revoke access to every system... -
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X509 GUI Certificate Viewer
Display online (TLS, DTLS, OPC, QUIC, SMTP) & offline certificates
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SSHGuard
Intelligently block brute-force attacks by aggregating system logs
SSHGuard protects hosts from brute-force attacks against SSH and other services. It aggregates system logs and blocks repeat offenders using several firewall backends, including iptables, ipfw, and pf. -
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TeamPass
Self-hosted password manager for teams. AES-256-GCM, LDAP, SSO
...Organize credentials in a tree of folders, grant access through roles, and keep a full audit trail of who accessed what. Secrets are protected with authenticated AES-256-GCM encryption and per-user keys, so removing a user really revokes access. Teampass 3.2 adds passkeys, Linux password rotation over SSH, a security posture dashboard, access recertification and Secure Send for sharing outside the vault. Runs on PHP 8.2+ and MySQL/MariaDB, or with Docker. LDAP/AD, OAuth2 SSO, REST API and 25 languages. GPL-3.0, built and maintained since 2009. Source, docs and downloads: teampass.net -
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System Hardening Benchmark
System Hardening Compliance Auditor
This tool simulates a security compliance audit, checking system configurations against a defined benchmark (e.g., DISA STIG or CIS). -
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LoginRateLimit
Simple and user-friendly PHP rate limiter that blocks brute force
LoginRateLimit is a simple and user-friendly PHP rate limiter script that blocks password brute force on login pages and admin panels. It uses IP address based rate limiting to secure your login pages and admin panels. You can configure the max failed login attempt and after the threshold value is exceeded, LoginRateLimit automatically bans that IP address from the login page. You can configure the block duration and time window in seconds. No SSH or root access is required. Works on... -
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DAR - Disk ARchive
For full, incremental, compressed and encrypted backups or archives
DAR is a command-line backup and archiving tool that uses selective compression (not compressing already compressed files), strong encryption, may split an archive in different files of given size and provides on-fly hashing, supports differential backup with or without binary delta, ftp and sftp protocols to remote cloud storage Archive internal's catalog, allows very quick restoration even a single file from a huge, eventually sliced, compressed, encrypted archive eventually located on... -
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qpwmc
A graphical Password Manager Daemon client.
QPwmc is a full featured graphical pwmd client using the Qt toolkit and libpwmd to edit a pwmd data file. The interface is similar to a file manager but rather than a tree of folders on a filesystem it edits a tree of XML elements and their attributes. It uses a PwmdDialog class to makes it easy to integrate into your own projects. -
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remotepower
A lightweight control plane for Linux servers
A lightweight control plane for Linux servers. No database, no cloud, no nonsense. One agent per host — everything else lives in flat JSON. v3.2.1 ships SNMP polling for agentless devices, MCP write tools for AI hosts, OIDC SSO, an actionable alerts inbox, and inbound webhooks + syslog.
