Unverified50% confidenceFactExact time
DMARC由PayPal、Google、Microsoft、Yahoo等公司联合推动，2012年首次公开发布，2015年成为RFC 7489标准
1
Sources
50%
Confidence
Long-term
Relevance
8/11/2026
First Seen
Sources
Related Claims
UnverifiedGoogle officially released gRPC in 2015 and donated it to the CNCF for hosting.58% similarUnverifiedDBSC was proposed by Google and submitted to the Web Incubator Community Group (WICG) for standardization discussions.58% similarUnverifiedThe Schema.org standard was jointly created by Google, Microsoft, Yahoo, and Yandex.56% similarUnverifiedIn 2014, Google promoted the Token Binding protocol (RFC 8471), which attempted to bind TLS connections to authentication tokens, but it ultimately failed to achieve widespread adoption.56% similarVerifiedWebRTC was open-sourced by Google in 2011 and was subsequently standardized by W3C and IETF.55% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/731876API
curl https://kongchang.com/api/v1/knowledge/claims/731876MCP
get_claim(id=731876)