{"id":16284,"date":"1998-08-24T14:33:22","date_gmt":"1998-08-24T14:33:22","guid":{"rendered":"https:\/\/www.rambus.com\/?p=16284"},"modified":"2019-03-14T14:27:13","modified_gmt":"2019-03-14T22:27:13","slug":"differential-power-analysis","status":"publish","type":"post","link":"https:\/\/www.rambus.com\/differential-power-analysis\/","title":{"rendered":"Differential Power Analysis"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p><em>Abstract<\/em>: Cryptosystem designers frequently assume that secrets will be manipulated in closed, reliable computing environments. Unfortunately, actual computers and microchips leak information about the operations they process. This paper examines specfi\fc methods for analyzing power consumption measurements to \fand secret keys from tamper resistant devices. We also discuss approaches for building cryptosystems that can operate securely in existing hardware that leaks information.<\/p>\n<p><a href=\"https:\/\/www.rambus.com\/wp-content\/uploads\/2015\/08\/DPA.pdf\" target=\"_blank\" rel=\"noopener\"><i class=\"fa fa-download\"> <\/i> Download &#8220;Di\u000bfferential Power Analysis&#8221;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Abstract: Cryptosystem designers frequently assume that secrets will be manipulated in closed, reliable computing environments. Unfortunately, actual computers and microchips leak information about the operations they process. This paper examines specfi\fc methods for analyzing power consumption measurements to \fand secret keys from tamper resistant devices. We also discuss approaches for building cryptosystems that can [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":22308,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":"","_links_to":"","_links_to_target":""},"categories":[553,466,547],"tags":[],"class_list":{"0":"post-16284","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-dpa-countermeasures-security-papers","8":"category-papers","9":"category-security-papers","10":"business_unit-dpa-countermeasures","11":"resource_type-white-papers","12":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v26.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Differential Power Analysis - Rambus<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rambus.com\/differential-power-analysis\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Differential Power Analysis\" \/>\n<meta property=\"og:description\" content=\"&nbsp; Abstract: Cryptosystem designers frequently assume that secrets will be manipulated in closed, reliable computing environments. Unfortunately,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.rambus.com\/differential-power-analysis\/\" \/>\n<meta property=\"og:site_name\" content=\"Rambus\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/RambusInc\" \/>\n<meta property=\"article:published_time\" content=\"1998-08-24T14:33:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-03-14T22:27:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"95\" \/>\n\t<meta property=\"og:image:height\" content=\"126\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"fongj@rambus.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@rambusinc\" \/>\n<meta name=\"twitter:site\" content=\"@rambusinc\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/\"},\"author\":{\"name\":\"fongj@rambus.com\",\"@id\":\"https:\/\/www.rambus.com\/#\/schema\/person\/37e2e7e0a04304c805d567b056b6282e\"},\"headline\":\"Differential Power Analysis\",\"datePublished\":\"1998-08-24T14:33:22+00:00\",\"dateModified\":\"2019-03-14T22:27:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/\"},\"wordCount\":72,\"publisher\":{\"@id\":\"https:\/\/www.rambus.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg\",\"articleSection\":[\"DPA Countermeasures\",\"Papers\",\"Security IP\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/\",\"url\":\"https:\/\/www.rambus.com\/differential-power-analysis\/\",\"name\":\"Differential Power Analysis - Rambus\",\"isPartOf\":{\"@id\":\"https:\/\/www.rambus.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg\",\"datePublished\":\"1998-08-24T14:33:22+00:00\",\"dateModified\":\"2019-03-14T22:27:13+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.rambus.com\/differential-power-analysis\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage\",\"url\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg\",\"contentUrl\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg\",\"width\":95,\"height\":126,\"caption\":\"DPA Paper\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.rambus.com\/differential-power-analysis\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.rambus.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Papers\",\"item\":\"https:\/\/www.rambus.com\/papers\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Security IP\",\"item\":\"https:\/\/www.rambus.com\/papers\/security-papers\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"DPA Countermeasures\",\"item\":\"https:\/\/www.rambus.com\/papers\/security-papers\/dpa-countermeasures-security-papers\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Differential Power Analysis\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.rambus.com\/#website\",\"url\":\"https:\/\/www.rambus.com\/\",\"name\":\"Rambus\",\"description\":\"At Rambus, we create cutting-edge semiconductor and IP products, providing industry-leading chips and silicon IP to make data faster and safer.\",\"publisher\":{\"@id\":\"https:\/\/www.rambus.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.rambus.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.rambus.com\/#organization\",\"name\":\"Rambus\",\"url\":\"https:\/\/www.rambus.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.rambus.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/2025\/09\/Rambus_Logo.png\",\"contentUrl\":\"https:\/\/www.rambus.com\/wp-content\/uploads\/2025\/09\/Rambus_Logo.png\",\"width\":200,\"height\":62,\"caption\":\"Rambus\"},\"image\":{\"@id\":\"https:\/\/www.rambus.com\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/RambusInc\",\"https:\/\/x.com\/rambusinc\",\"https:\/\/www.linkedin.com\/company\/rambus\",\"https:\/\/www.youtube.com\/user\/RambusWeb\"],\"description\":\"Rambus is a provider of industry-leading chips and silicon IP.\",\"email\":\"ebiz@rambus.com\",\"telephone\":\"+1-408-462-8000\",\"legalName\":\"Rambus Inc.\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"501\",\"maxValue\":\"1000\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.rambus.com\/#\/schema\/person\/37e2e7e0a04304c805d567b056b6282e\",\"name\":\"fongj@rambus.com\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.rambus.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/eef6b189dc8119b048e438b0632a5939d30dd389395900b997b809f52cb059db?s=96&d=blank&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/eef6b189dc8119b048e438b0632a5939d30dd389395900b997b809f52cb059db?s=96&d=blank&r=g\",\"caption\":\"fongj@rambus.com\"},\"url\":\"https:\/\/www.rambus.com\/author\/fongjrambus-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Differential Power Analysis - Rambus","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.rambus.com\/differential-power-analysis\/","og_locale":"en_US","og_type":"article","og_title":"Differential Power Analysis","og_description":"&nbsp; Abstract: Cryptosystem designers frequently assume that secrets will be manipulated in closed, reliable computing environments. Unfortunately,","og_url":"https:\/\/www.rambus.com\/differential-power-analysis\/","og_site_name":"Rambus","article_publisher":"https:\/\/www.facebook.com\/RambusInc","article_published_time":"1998-08-24T14:33:22+00:00","article_modified_time":"2019-03-14T22:27:13+00:00","og_image":[{"width":95,"height":126,"url":"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg","type":"image\/jpeg"}],"author":"fongj@rambus.com","twitter_card":"summary_large_image","twitter_creator":"@rambusinc","twitter_site":"@rambusinc","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#article","isPartOf":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/"},"author":{"name":"fongj@rambus.com","@id":"https:\/\/www.rambus.com\/#\/schema\/person\/37e2e7e0a04304c805d567b056b6282e"},"headline":"Differential Power Analysis","datePublished":"1998-08-24T14:33:22+00:00","dateModified":"2019-03-14T22:27:13+00:00","mainEntityOfPage":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/"},"wordCount":72,"publisher":{"@id":"https:\/\/www.rambus.com\/#organization"},"image":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage"},"thumbnailUrl":"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg","articleSection":["DPA Countermeasures","Papers","Security IP"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.rambus.com\/differential-power-analysis\/","url":"https:\/\/www.rambus.com\/differential-power-analysis\/","name":"Differential Power Analysis - Rambus","isPartOf":{"@id":"https:\/\/www.rambus.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage"},"image":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage"},"thumbnailUrl":"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg","datePublished":"1998-08-24T14:33:22+00:00","dateModified":"2019-03-14T22:27:13+00:00","breadcrumb":{"@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.rambus.com\/differential-power-analysis\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#primaryimage","url":"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg","contentUrl":"https:\/\/www.rambus.com\/wp-content\/uploads\/1998\/08\/dpa-paper.jpg","width":95,"height":126,"caption":"DPA Paper"},{"@type":"BreadcrumbList","@id":"https:\/\/www.rambus.com\/differential-power-analysis\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.rambus.com\/"},{"@type":"ListItem","position":2,"name":"Papers","item":"https:\/\/www.rambus.com\/papers\/"},{"@type":"ListItem","position":3,"name":"Security IP","item":"https:\/\/www.rambus.com\/papers\/security-papers\/"},{"@type":"ListItem","position":4,"name":"DPA Countermeasures","item":"https:\/\/www.rambus.com\/papers\/security-papers\/dpa-countermeasures-security-papers\/"},{"@type":"ListItem","position":5,"name":"Differential Power Analysis"}]},{"@type":"WebSite","@id":"https:\/\/www.rambus.com\/#website","url":"https:\/\/www.rambus.com\/","name":"Rambus","description":"At Rambus, we create cutting-edge semiconductor and IP products, providing industry-leading chips and silicon IP to make data faster and safer.","publisher":{"@id":"https:\/\/www.rambus.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.rambus.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.rambus.com\/#organization","name":"Rambus","url":"https:\/\/www.rambus.com\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.rambus.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.rambus.com\/wp-content\/uploads\/2025\/09\/Rambus_Logo.png","contentUrl":"https:\/\/www.rambus.com\/wp-content\/uploads\/2025\/09\/Rambus_Logo.png","width":200,"height":62,"caption":"Rambus"},"image":{"@id":"https:\/\/www.rambus.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/RambusInc","https:\/\/x.com\/rambusinc","https:\/\/www.linkedin.com\/company\/rambus","https:\/\/www.youtube.com\/user\/RambusWeb"],"description":"Rambus is a provider of industry-leading chips and silicon IP.","email":"ebiz@rambus.com","telephone":"+1-408-462-8000","legalName":"Rambus Inc.","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"501","maxValue":"1000"}},{"@type":"Person","@id":"https:\/\/www.rambus.com\/#\/schema\/person\/37e2e7e0a04304c805d567b056b6282e","name":"fongj@rambus.com","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.rambus.com\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/eef6b189dc8119b048e438b0632a5939d30dd389395900b997b809f52cb059db?s=96&d=blank&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/eef6b189dc8119b048e438b0632a5939d30dd389395900b997b809f52cb059db?s=96&d=blank&r=g","caption":"fongj@rambus.com"},"url":"https:\/\/www.rambus.com\/author\/fongjrambus-com\/"}]}},"_links":{"self":[{"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/posts\/16284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/comments?post=16284"}],"version-history":[{"count":0,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/posts\/16284\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/media\/22308"}],"wp:attachment":[{"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/media?parent=16284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/categories?post=16284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rambus.com\/wp-json\/wp\/v2\/tags?post=16284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}