{"id":186016,"date":"2011-03-03T00:00:00","date_gmt":"2011-03-09T16:46:11","guid":{"rendered":"https:\/\/www.microsoft.com\/en-us\/research\/msr-research-item\/non-interactive-verifiable-computing\/"},"modified":"2016-08-22T11:32:18","modified_gmt":"2016-08-22T18:32:18","slug":"non-interactive-verifiable-computing","status":"publish","type":"msr-video","link":"https:\/\/www.microsoft.com\/en-us\/research\/video\/non-interactive-verifiable-computing\/","title":{"rendered":"Non-Interactive Verifiable Computing"},"content":{"rendered":"<div class=\"asset-content\">\n<p>We introduce and formalize the notion of Verifiable Computation, which enables a computationally weak client to &#8220;outsource&#8221; the computation of a function F on various dynamically-chosen inputs to one or more workers.  The primary constraint is that the verification of the results should require substantially less effort than computing F from scratch.<\/p>\n<p>We present a protocol that allows the worker to return a computationally-sound, non-interactive proof that can be verified in O(m * poly(lambda)) time, where m is the bit-length of the output of F, and lambda is a security parameter.  The protocol requires a one-time pre-processing stage by the client which takes O(|C| * poly(lambda)) time, where C is the smallest known Boolean circuit computing F.<\/p>\n<p>Finally, we present new constructions that promise substantially better performance in practice, though current instantiations do not achieve the full set of desirable properties for verifiable computing.<\/p>\n<\/div>\n<p><!-- .asset-content --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We introduce and formalize the notion of Verifiable Computation, which enables a computationally weak client to &#8220;outsource&#8221; the computation of a function F on various dynamically-chosen inputs to one or more workers. The primary constraint is that the verification of the results should require substantially less effort than computing F from scratch. We present a [&hellip;]<\/p>\n","protected":false},"featured_media":196029,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"_classifai_error":"","msr_hide_image_in_river":0,"footnotes":""},"research-area":[],"msr-video-type":[],"msr-locale":[268875],"msr-post-option":[],"msr-session-type":[],"msr-impact-theme":[],"msr-pillar":[],"msr-episode":[],"msr-research-theme":[],"class_list":["post-186016","msr-video","type-msr-video","status-publish","has-post-thumbnail","hentry","msr-locale-en_us"],"msr_download_urls":"","msr_external_url":"https:\/\/youtu.be\/tpCM4OWo2tg","msr_secondary_video_url":"","msr_video_file":"","_links":{"self":[{"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-video\/186016","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-video"}],"about":[{"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/types\/msr-video"}],"version-history":[{"count":0,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-video\/186016\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/media\/196029"}],"wp:attachment":[{"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/media?parent=186016"}],"wp:term":[{"taxonomy":"msr-research-area","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/research-area?post=186016"},{"taxonomy":"msr-video-type","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-video-type?post=186016"},{"taxonomy":"msr-locale","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-locale?post=186016"},{"taxonomy":"msr-post-option","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-post-option?post=186016"},{"taxonomy":"msr-session-type","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-session-type?post=186016"},{"taxonomy":"msr-impact-theme","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-impact-theme?post=186016"},{"taxonomy":"msr-pillar","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-pillar?post=186016"},{"taxonomy":"msr-episode","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-episode?post=186016"},{"taxonomy":"msr-research-theme","embeddable":true,"href":"https:\/\/www.microsoft.com\/en-us\/research\/wp-json\/wp\/v2\/msr-research-theme?post=186016"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}