StackShareStackShare
Follow on
StackShare

Discover and share technology stacks from companies around the world.

Follow on

© 2025 StackShare. All rights reserved.

Product

  • Stacks
  • Tools
  • Feed

Company

  • About
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  1. Stackups
  2. Utilities
  3. Security
  4. Security
  5. Castle vs Openswan

Castle vs Openswan

OverviewComparisonAlternatives

Overview

Castle
Castle
Stacks47
Followers62
Votes0
Openswan
Openswan
Stacks3
Followers13
Votes0
GitHub Stars868
Forks213

Castle vs Openswan: What are the differences?

What is Castle? Track security events or any unstructured data from your web backend or mobile app, and Castle will look for anomalies. Castle looks for suspicious login patterns without bothering the legitimate user nor the site administrator. The fully-automated anti-hijack engine identifies potential account compromises based on where the user logs in from and how they navigate the site.

What is Openswan? An IPsec implementation for Linux. It is an IPsec implementation for Linux. It has support for most of the extensions (RFC + IETF drafts) related to IPsec, including IKEv2, X.509 Digital Certificates, NAT Traversal, and many others.

Castle and Openswan can be primarily classified as "Security" tools.

Some of the features offered by Castle are:

  • Security Analytics
  • Threat Alerts
  • Login Notification Emails

On the other hand, Openswan provides the following key features:

  • IPsec
  • IKEv2
  • X.509 Digital Certificates

Share your Stack

Help developers discover the tools you use. Get visibility for your team's tech choices and contribute to the community's knowledge.

View Docs
CLI (Node.js)
or
Manual

Detailed Comparison

Castle
Castle
Openswan
Openswan

Castle looks for suspicious login patterns without bothering the legitimate user nor the site administrator. The fully-automated anti-hijack engine identifies potential account compromises based on where the user logs in from and how they navigate the site.

It is an IPsec implementation for Linux. It has support for most of the extensions (RFC + IETF drafts) related to IPsec, including IKEv2, X.509 Digital Certificates, NAT Traversal, and many others.

Security Analytics; Threat Alerts; Login Notification Emails; Threat Segments; Adaptive Authentication
IPsec;IKEv2;X.509 Digital Certificates;NAT Traversal
Statistics
GitHub Stars
-
GitHub Stars
868
GitHub Forks
-
GitHub Forks
213
Stacks
47
Stacks
3
Followers
62
Followers
13
Votes
0
Votes
0
Integrations
No integrations available
Red Hat Enterprise Linux (RHEL)
Red Hat Enterprise Linux (RHEL)
Fedora
Fedora
Ubuntu
Ubuntu
Debian
Debian

What are some alternatives to Castle, Openswan?

Let's Encrypt

Let's Encrypt

It is a free, automated, and open certificate authority brought to you by the non-profit Internet Security Research Group (ISRG).

Sqreen

Sqreen

Sqreen is a security platform that helps engineering team protect their web applications, API and micro-services in real-time. The solution installs with a simple application library and doesn't require engineering resources to operate. Security anomalies triggered are reported with technical context to help engineers fix the code. Ops team can assess the impact of attacks and monitor suspicious user accounts involved.

Instant 2FA

Instant 2FA

Add a powerful, simple and flexible 2FA verification view to your login flow, without making any DB changes and just 3 API calls.

ORY Hydra

ORY Hydra

It is a self-managed server that secures access to your applications and APIs with OAuth 2.0 and OpenID Connect. It is OpenID Connect Certified and optimized for latency, high throughput, and low resource consumption.

Virgil Security

Virgil Security

Virgil consists of an open-source encryption library, which implements CMS and ECIES(including RSA schema), a Key Management API, and a cloud-based Key Management Service.

ExpeditedSSL

ExpeditedSSL

Stop pouring through MAN pages and outdated blog posts that don't take into account new requirements. With our add-on, you can go from install to confirmed installation in as little as twenty minutes: using nothing but your browser.

Clef

Clef

Clef is secure two-factor — built for consumers. Easy to use, integrate, and pay for.

Wazuh

Wazuh

It is a free, open source and enterprise-ready security monitoring solution for threat detection, integrity monitoring, incident response and compliance.

Detectify

Detectify

Detectify is a web security service that simulates automated hacker attacks on your website, detecting critical security issues before real hackers do. We provide you with descriptive reports of the results so that you can continue to build safe products

SSLMate

SSLMate

SSLMate is the easiest way for developers and sysadmins to buy SSL certificates.

Related Comparisons

Postman
Swagger UI

Postman vs Swagger UI

Mapbox
Google Maps

Google Maps vs Mapbox

Mapbox
Leaflet

Leaflet vs Mapbox vs OpenLayers

Twilio SendGrid
Mailgun

Mailgun vs Mandrill vs SendGrid

Runscope
Postman

Paw vs Postman vs Runscope