HTTP GET Works in Browser but not in Application

If an HTTP GET works in a browser, but does not work from your application, then check to see if your site uses Cloudfare with the Browser Integrity Check turned on.   If so, then for testing purposes, temporarily turn BIC off, and try again. The Browser Integrity Check (BIC) feature in Cloudflare is a security measure designed to protect websites […]

Capturing HTTP Cookies in a POST Response and Sending in Subsequent HTTP POST’s

Question: A particular REST/Web API returns a cookie. I need to capture this cookie and use it when sending subsequent POSTs. For example, this is the CURL statement to login and save the response cookie(s) to a file. curl -c cookies.txt -H “Content-Type: application/json” -X POST -d ‘{“username”:”user”,”password”:”pass”}’ http://192.168.1.1/api/login Then I need to use the cookie when sending an SMS […]

Let’s Encrypt “DST Root CA X3 Expiration (September 2021)”

This blog post talks about the Let’s Encrypt “DST Root CA X3 Expiration” that happened today on 30-Sep-2021. See these articles for a detailed description:   Extending Android Device Compatibility for Let’s Encrypt Certificates and DST Root CA X3 Expiration (September 2021) Because the DST Root CA X3 trust anchor cert expired, problems with Chilkat HTTP can occur IF your application […]