Forum

CDDIS updated the process used to upload files for its archive several years ago, and ftp for uploading files is no longer supported. Data providers need to become familiar with and update their processes to utilize the system that CDDIS uses. Frequently Asked Questions File upload parameters GNSS D...

Fiz um teste e consigo acessar este link de vários navegadores e locais. Parece que há um firewall ou configuração de rede do seu lado?

We apologize for the delay in responding. Currently the CDDIS website is up and other downloaders from across the globe are able to access the CDDIS archive. CDDIS does not block incoming requests from Singapore. Based on your description, as well as a small number of past reports from Singapore use...

CDDIS has a https-based capability for users to download files from its archive. Utilizing the https-based method will require that users make a few adjustments in how files are downloaded from the CDDIS. Outline of https access: Access to CDDIS data via https uses a NASA single sign-on system ( htt...

How do I download data now that anonymous, unencrypted ftp was discontinued on October 31, 2020? CDDIS has provided examples of downloading data using other methods. What is the CDDIS file download procedure? CDDIS uses an https-based method to retrieve files from its archive; users can also use ft...

CDDIS updated the process used to upload files for its archive several years ago, and ftp for uploading files is no longer supported. Data providers need to become familiar with and update their processes to utilize the system that CDDIS uses. Frequently Asked Questions File upload parameters GNSS D...

Why am I getting "curl: (35) error …SSL routines… sslv3 alert handshake failure" when trying to upload files? CDDIS's parent organization moved their authentication systems to using TLS 1.2 as required by the US Government. Most of you are already using a version of cURL that automaticall...