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A Java Application to demonstrate Log4Shell

Posted on 14 December 2021 (4 January 2024) by Lee Painter

I put together this simple application to demonstrate the Log4Shell vulnerability to my colleagues. To exploit the vulnerability, we need an exploit string and a Java Main class that logs that string using Log4J. First, we need to set up the application. The easiest way is through Maven to set up the Log4J dependency. I’m […]

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Log4J and Log4Shell in Java SSH Clients and Servers

Posted on 14 December 2021 (4 January 2024) by Lee Painter

The major flaw found in Log4J, a Java logging API, has had a lot of focus this week, and security experts and IT teams have been scrambling to ensure their web servers are not vulnerable. Amid all this craziness, we should not forget that Enterprise Java Software is not limited to the world of HTTP […]

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Log4Shell and the Maverick Java SSH APIs

Posted on 13 December 2021 (4 January 2024) by Lee Painter

Log4Shell CVE-2021-44228 describes a remote code execution vulnerability in Log4J 2. We can confirm that our Maverick Java SSH APIs do not depend on Log4J 2, and we do not distribute the affected versions with our APIs as a third-party dependency. However, using these versions with our library through the SLF4J facade we use to […]

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Managed Security in our Java SSH APIs

Posted on 5 February 2020 (4 January 2024) by Lee Painter

The latest Maverick Legacy 1.7.27 releases include a new concept called Managed Security. This update introduces several changes under the hood to ensure that usage of the APIs maintains the highest possible security whenever possible. We introduced a set of security levels to classify the algorithms we support. As a developer, you can now fix […]

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What impact will OpenSSH disabling SSH-RSA signatures have on Maverick Java SSH API

Posted on 5 February 2020 (5 January 2024) by Lee Painter

With the release of OpenSSH 8.2 last week, the project announced that they would disable ssh-rsa signatures in a future version. I thought it would be paramount to update our API users on what this means in practice and how it will impact your implementations. Why are SSH-RSA signatures being disabled? OpenSSH has decided to […]

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Recent Posts

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About Us

Jadaptive has established itself as a premier provider of robust, enterprise-level SSH APIs for the JavaTM platform, pivotal in mission-critical operations for over two decades.

Our Maverick Legacy Java SSH APIs form the backbone of numerous secure communication solutions employed by prominent corporations and Independent Software Vendors (ISVs), including many leading Managed File Transfer servers in today's market.

Established in 2008, Jadaptive embarked on a mission to craft exemplary SSH protocol and SFTP solutions specifically for Java Software Developers and System Administrators.

Based in Nottingham, UK, our compact yet dedicated team of developers is passionate about designing reliable, user-friendly software to simplify our customers' lives.

The efficacy of Jadaptive's products is validated by their utilization within some of the world's largest companies, including industry giants like IBM, Oracle, and Open Text.

Our Products

Maverick Synergy
Modern, NIO-based Java SSH Library.
Maverick Legacy Client
Our Legacy Java SSH API.
Desktop SSH Agent
Desktop ssh-agent Replacement.
FileDrop
Drag and drop files to SFTP servers.
PushSFTP
Command line SFTP client with accelerated transfer support.
Secure File Exchange
Our secure Managed File Transfer solution.
LogonBox SSPR
Password self-service and Identity Management Appliance.
LogonBox VPN
WireGuard VPN Appliance supporting Active Directory and 2FA

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