| Security |
HTTPS |
HTTPS traffic is highly favored over http traffic, not just by users for security -- but by search engines as well!
letsencrypt.org offers FREE ssl certificates.
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| Authorization |
oAuth |
oAuth provides for secure authorization. "The OAuth 2.0 authorization framework enables a third-party application to obtain limited access to an HTTP service."
Twitter and Facebook APIs are both based on oauth. There are clients and servers available for nearly every language and platform.
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| Authorization |
JSON Web Token (JWT) |
"JSON Web Token (JWT) is an open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information between parties as a JSON object. This information can be verified and trusted because it is digitally signed." (from their docs)
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| Page Metadata |
The Open Graph Protocol |
"The Open Graph protocol enables any web page to become a rich object in a social graph. For instance, this is used on Facebook to allow any web page to have the same functionality as any other object on Facebook." (from their docs)
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| Page Metadata |
DublinCore |
"The Dublin Core Metadata Initiative, or "DCMI", is an open organization supporting innovation in metadata design and best practices across the metadata ecology." (from their docs)
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