Software Alternatives, Accelerators & Startups

OpenSSH VS Podman

Compare OpenSSH VS Podman and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

OpenSSH logo OpenSSH

OpenSSH is a free version of the SSH connectivity tools that technical users rely on.

Podman logo Podman

Simple debugging tool for pods and images
  • OpenSSH Landing page
    Landing page //
    2018-09-29
  • Podman Landing page
    Landing page //
    2023-07-30

OpenSSH features and specs

  • Security
    OpenSSH provides secure encrypted communications between two untrusted hosts over an insecure network, offering strong encryption standards and authentication mechanisms.
  • Open Source
    As an open-source project, OpenSSH is free to use and benefits from contributions and transparency from a wide community of developers and users.
  • Portability
    OpenSSH is highly portable and available across many operating systems, including Linux, macOS, and Windows, making it a versatile tool for different environments.
  • Rich Feature Set
    In addition to basic SSH functionality, OpenSSH includes features like secure file transfer (SFTP and SCP), tunneling, forwarding, and key management.
  • Strong Community Support
    OpenSSH benefits from extensive community and developer support, ensuring regular updates, patches, and a wealth of documentation and user discussions.

Possible disadvantages of OpenSSH

  • Complexity
    Configuring and managing OpenSSH can be complex, especially for beginners, and requires a good understanding of security principles and SSH protocols.
  • Performance Overhead
    Encryption and decryption processes can introduce performance overhead, which can be a concern in environments with high traffic or limited resources.
  • Dependency on Proper Configuration
    The security of OpenSSH heavily depends on proper configuration; misconfigurations can lead to vulnerabilities, defeating the purpose of using a secure protocol.
  • Limited GUI Tools
    OpenSSH primarily operates via command-line interface (CLI), which may not be as user-friendly as graphical user interface (GUI) tools for some users.
  • Compatibility Issues
    While OpenSSH is highly portable, there can be compatibility issues with certain legacy systems or non-standard SSH implementations.

Podman features and specs

  • Daemonless Architecture
    Podman does not require a daemon to run containers, which simplifies its architecture and minimizes the potential attack surface.
  • Rootless Containers
    Podman allows running containers as a non-root user, enhancing security by reducing the risk associated with running processes as the root user.
  • Kubernetes Support
    Podman has built-in support for Kubernetes, enabling easier transition and orchestration of containers at scale.
  • Compatibility with Docker CLI
    Podman provides a Docker-compatible command line interface, making it easy for users to migrate from Docker with minimal changes to their workflows.
  • Enhanced Security
    With features like user namespaces and no central daemon, Podman offers improved security compared to traditional container runtimes.
  • Open Source
    Podman is an open-source project, which provides transparency and community-driven development.

Possible disadvantages of Podman

  • Limited Ecosystem
    The ecosystem around Podman is not as extensive as that of Docker, potentially limiting the availability of third-party tools and integrations.
  • Learning Curve
    Users familiar with Docker may face a learning curve when adapting to some of Podmanโ€™s unique features and CLI differences.
  • Performance Overhead
    Running rootless containers can introduce some performance overhead due to the additional layers of user namespace translation.
  • Less Mature
    Podman is relatively newer compared to Docker, which means it might not be as battle-tested in enterprise environments.
  • Inconsistent Behavior
    Certain Podman features may behave differently than Docker, which might lead to unexpected issues during container management and automation.

Analysis of Podman

Overall verdict

  • Podman is a solid option for users seeking a secure, flexible, and rootless alternative to Docker. It performs efficiently and provides strong compatibility with existing container management workflows.

Why this product is good

  • Podman is considered a good tool due to its daemonless architecture, which enhances security and provides more flexibility in container management. Unlike Docker, Podman can run containers under rootless mode, allowing non-root users to manage containers and reducing the attack surface. Podman's compatibility with Docker command-line interface (CLI) and its ability to run in a Kubernetes-like environment using pods make it versatile for diverse container management tasks.

Recommended for

  • Developers and system administrators who require a rootless container management solution.
  • Teams focused on security and minimal permissions for container management.
  • Organizations looking to integrate container management closely with Kubernetes without relying on Docker.
  • Users who are comfortable with command-line interface tools and container technologies.

OpenSSH videos

Ubuntu Server 18.04 Administration Guide Part 02 - Securing OpenSSH

More videos:

  • Review - Linux Commands for Beginners 22 - Remote Management with OpenSSH

Podman videos

PODMAN vs DOCKER - should you switch now?

More videos:

  • Review - Actually, podman Might Be Better Than docker
  • Review - Container (Podman) Review - Kominfo PROA Training Lab 2

Category Popularity

0-100% (relative to OpenSSH and Podman)
SSH
100 100%
0% 0
Developer Tools
0 0%
100% 100
Server Management
100 100%
0% 0
Cloud Computing
0 0%
100% 100

User comments

Share your experience with using OpenSSH and Podman. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare OpenSSH and Podman

OpenSSH Reviews

Top 10 Best MobaXterm Alternatives for Windows, macOS & Linux In 2021
OpenSSH is a safe and secure alternative to tools like MobaXterm (for which the password flows in clear on the network), however it is much more than that considering that it likewise permits to release remote commands (like rsh, or remsh), but also to transfer whole files or directories (like rcp). OpenSSH is available in the form of a daemon and a customer, the daemon...
30 best PuTTY alternatives for SSH clients for 2020
OpenSSH is a widely-used open source free emulator for Windows, Mac OS, Linux, and iOS. It is protected by SSH and incorporates SCP and SFTP for file transfers.

Podman Reviews

Podman vs Docker: Comparing the Two Containerization Tools
Rootless processes. Because of its daemonless architecture, Podman can perform truly rootless operations. Users do not have to be granted root privileges to run Podman commands, and Podman does not have to rely on a root-privileged process.
Source: www.linode.com

Social recommendations and mentions

Based on our record, Podman seems to be a lot more popular than OpenSSH. While we know about 135 links to Podman, we've tracked only 1 mention of OpenSSH. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

OpenSSH mentions (1)

  • is ssh (OpenSSH) impacted by CVE-2022-3786 and CVE-2022-3602
    I haven't found a clear answer to this. After checking openssh.com I haven't found any mention. Source: almost 4 years ago

Podman mentions (135)

View more

What are some alternatives?

When comparing OpenSSH and Podman, you can also consider the following products

Symantec Data Loss Prevention - Fully protect your data with the comprehensive detection technologies and unified policies of Symantec's industry leading Data Loss Prevention (DLP).

containerd - An industry-standard container runtime with an emphasis on simplicity, robustness and portability

Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.

Buildah - Buildah is a web-based OCI container tool that allows you to manage the wide range of images in your OCI container and helps you to build the image container from the scratch.

Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.

CRI-O - Lightweight Container Runtime for Kubernetes