Get started with some frequently asked questions below
Security Advisory
For your safety,
Please check that the link you receive starts with https://crimsonlogic.digital/sign
Do not share your document access details with others.
The system will not ask you for your username or password.
You will be digitally signing a document using your Singpass app. Before signing, please ensure that you have downloaded the Singpass mobile app and have successfully logged into the app.
To register for Singpass, click here.
To download the Singpass app (available on both the App Store and Google Play), click here.
To learn more about the Singpass Digital Signing feature, click here.
If this is the first time you are using “Sign with Singpass”, you will be prompted by the mobile app to do a quick one-time setup.
After following the on-screen instructions, you will be able to continue with the signing process.
During the signing process, you will have the option of uploading an image of your stamp or signature. If you intend to do so, prepare a scan or picture of your stamp or signature. For best results,
Use a white background against your stamp or signature (preferably in black ink);
If you are taking a picture, minimise shadows or distortions with good lighting, and by photographing head-on (not at an angle);
Crop the picture to remove any surrounding whitespace, such the stamp or signature takes up the entire viewable area;
Ensure that the smallest fonts are crisp and legible; and
Check that your image is at least of a resolution of approximately (i) 440px (width) by 270px (height) for oval stamps, or (ii) 270px (width/height) for circular stamps. Modern cameras should be more than sufficient.
Take care to store the image of your stamp or signature on a secured device and/or trusted cloud storage. Ensure that you have proper custody of the image at all times.
You will not receive any automated notifications from the DSS. Please ensure that you receive the following details from the professional who is requesting for your digital signature:
Individual "Access Code" and "Access Reference"
Web link to access the document that needs to be signed, starting with https://services.judiciary.gov.sg/sign
Deadline for signing (23:59:59 of the indicated date)
Please refer to the Singpass FAQ at https://www.singpass.gov.sg/main/html/faq.html :
Singpass features > Digital Signing > How do I configure Adobe Acrobat Reader to automatically validate the digital signature generated using Sign with Singpass in a signed document?
The Singpass FAQ will guide you to install a Root CA Cert provided by the National Certificate Authority (NCA).
Important notes before you proceed:
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