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Digital Signature

Digital Signature

My latest software (.exe, .dll, .sys) will be signed.

My Digital Signature

12th: 2025-2028 (SHA-2)

  • Name of signer : CrystalMark Inc.
  • E-mail address : –
  • Issued by : GlobalSign GCC R45 EV CodeSigning CA 2020
  • Valid from 05/21/2025 to 05/21/2028 (MM/DD/YYYY)

11th: 2025-2026 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki MIYAZAKI
  • E-mail address : –
  • Issued by : Certum Code Signing 2021 CA
  • Valid from 01/27/2025 to 01/27/2026 (MM/DD/YYYY)

10th: 2024-2025 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki Miyazaki
  • E-mail address : –
  • Issued by : Certum Code Signing 2021 CA
  • Valid from 02/06/2024 to 02/02/2025 (MM/DD/YYYY)

9th: 2023-2024 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki Miyazaki
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by : Certum Code Signing 2021 CA
  • Valid from 02/13/2023 to 02/13/2024 (MM/DD/YYYY)

8th: 2022-2023 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki Miyazaki
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by : Certum Code Signing 2021 CA
  • Valid from 02/23/2022 to 02/23/2023 (MM/DD/YYYY)

For XP/Vista Users:
Please download Root CA from  Root Certificates – “Certum Trusted Network Certification Authority” for UAC.

7th: 2021-2022 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki Miyazaki
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by : Certum Code Signing CA SHA2
  • Valid from 03/19/2021 to 03/19/2022 (MM/DD/YYYY)

For XP/Vista Users:
Please download Root CA from  Root Certificates – “Certum Trusted Network Certification Authority” for UAC.

6th: 2020-2021 (SHA-2)

  • Name of signer : Open Source Developer, Noriyuki Miyazaki
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by : Certum Code Signing CA SHA2
  • Valid from 06/06/2020 to 06/06/2021 (MM/DD/YYYY)

For XP/Vista Users:
Please download Root CA from  Root Certificates – “Certum Trusted Network Certification Authority” for UAC.

5th: 2018-2021 (SHA-2)

  • Name of signer : Noriyuki Miyazaki
  • E-mail address : –
  • Issued by GlobalSign ObjectSign CA – SHA256 – G3
  • Valid from 12/07/2018 to 03/03/2021 (MM/DD/YYYY)

5th: 2018-2021 (SHA-1)

  • Name of signer : Noriyuki Miyazaki
  • E-mail address : –
  • Issued by GlobalSign ObjectSign CA – G3
  • Valid from 12/08/2018 to 03/03/2021 (MM/DD/YYYY)

4th: 2016-2019 (SHA-2)

  • Name of signer : Noriyuki Miyazaki
  • E-mail address : –
  • Issued by GlobalSign ObjectSign CA – SHA256 – G2
  • Valid from 02/01/2016 to 02/01/2019 (MM/DD/YYYY)

4th: 2016-2019 (SHA-1)

  • Name of signer : Noriyuki Miyazaki
  • E-mail address : –
  • Issued by GlobalSign ObjectSign CA – G2
  • Valid from 02/04/2016 to 02/01/2019 (MM/DD/YYYY)

3rd: 2013-2016

  • Name of signer : Noriyuki MIYAZAKI
  • E-mail address : –
  • Issued by GlobalSign ObjectSign CA – G2
  • Valid from 02/05/2013 to 02/06/2016 (MM/DD/YYYY)

2nd: 2010-2013

  • Name of signer : Noriyuki Miyazaki
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by GlobalSign ObjectSign CA
  • Valid from 03/11/2010 to 03/11/2013 (MM/DD/YYYY)

1st: 2007-2008

  • Name of signer : Noriyuki MIYAZAKI
  • E-mail address : hiyohiyo@crystalmark.info
  • Issued by GlobalSign ObjectSign CA
  • Valid from 24/07/2007 to 24/07/2008 (MM/DD/YYYY)

How to check Digital Signatures

*Timestamp and Signing time are depended on files.

Properties > Digital Signatures

Digital signature details shown for a Windows installer

> Details

Digital signature details shown for a Windows installer

> View Certificate

Digital signature details shown for a Windows installer

Context for Digital Signature Details for Our Installers

This independent page consolidates the background needed to understand Digital Signature Details for Our Installers within the CrystalMark software family. It links historical, developer, support, and signing information with current Windows use so readers can distinguish enduring facts from version-specific instructions.

Trademarks and product names remain with their respective owners. Verify current compatibility and releases before following older material. For storage concerns, secure the data first, then review trends, device-specific attributes, logs, and repeatable measurements rather than relying on one isolated indicator.

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