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What is jarsigner?

The jarsigner tool fulfills two primary roles: it authenticates signatures and checks the integrity of signed JAR files, while also allowing users to sign Java Archive (JAR) files. A digital signature is a sequence of bits that originates from the data being signed and is combined with the private key of a particular signer, which could be a person or an organization, among others. Similar to a traditional handwritten signature, a digital signature offers several advantageous attributes; its validity can be verified through a calculation that utilizes the public key associated with the private key that created the signature. In addition, it is closely linked to the data that is signed, meaning that it cannot accurately represent a signature for any different data, and any modifications to the signed data result in the signature being deemed invalid. This system guarantees that it cannot be forged, as long as the private key is kept secure, thereby significantly boosting security in digital communications and transactions. Overall, the jarsigner utility is essential for maintaining trust and ensuring the authenticity of Java applications.

What is SignTool?

The software industry must provide users with the necessary tools to feel secure about the code they encounter online, particularly since many websites feature static content that is relatively safe to download. However, some sites offer controls and applications that, once downloaded and run on a user's device, can present significant dangers. In contrast to packaged software that often benefits from branding and trusted sales channels to validate its authenticity, online code lacks such guarantees. Moreover, the Internet does not provide any means to verify the identity of software developers, nor does it ensure that downloaded software remains unchanged from its original version. While web browsers can notify users of potential risks associated with downloading various types of content, they do not have the ability to authenticate the code being presented. Therefore, implementing a more proactive approach is crucial for transforming the Internet into a reliable platform for software distribution, allowing users to navigate and utilize available resources with confidence and safety. This initiative could play a vital role in bolstering user trust and security in the online realm, ultimately leading to a more robust digital landscape.

Media

Media

Integrations Supported

Additional information not provided

Integrations Supported

Additional information not provided

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Oracle

Date Founded

1977

Company Location

United States

Company Website

docs.oracle.com/javase/7/docs/technotes/tools/windows/jarsigner.html

Company Facts

Organization Name

Microsoft

Date Founded

1975

Company Location

United States

Company Website

learn.microsoft.com/en-us/windows/win32/seccrypto/signtool

Categories and Features

Categories and Features

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