{"id":12557,"date":"2020-12-03T15:07:29","date_gmt":"2020-12-03T15:07:29","guid":{"rendered":"https:\/\/www.theblackvault.com\/documentarchive\/?p=12557"},"modified":"2020-12-03T15:07:29","modified_gmt":"2020-12-03T15:07:29","slug":"the-bissell-report-of-18-february-1965-review-of-selected-nsa-cryptanalytic-efforts","status":"publish","type":"post","link":"https:\/\/www.theblackvault.com\/documentarchive\/the-bissell-report-of-18-february-1965-review-of-selected-nsa-cryptanalytic-efforts\/","title":{"rendered":"The Bissell Report of 18 February 1965 &#8211; Review of Selected NSA Cryptanalytic Efforts"},"content":{"rendered":"<h3>Background<\/h3>\n<p>Richard Bissell Jr. was a Central Intelligence Agency officer responsible for major projects such as the U-2 spy plane and the Bay of Pigs Invasion. In 1965, he created a report that looked into the NSA&#8217;s effort to crack high grade cipher systems. This was his report.<\/p>\n<p>In February of 2019, The Black Vault requested a mandatory declassification review (MDR) of the document, which was previously released but heavily redacted. Although redactions still remain, many were lifted, and the report offers a more in-depth review of the NSA&#8217;s efforts.<\/p>\n<h3>Document Archive<\/h3>\n<h4><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" \/>\u00a0<a href=\"https:\/\/documents2.theblackvault.com\/documents\/nsa\/mdr-106291.pdf\">The Bissell Report of 18 February 1965<\/a> [86 Pages, 28MB]<\/h4>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Background Richard Bissell Jr. was a Central Intelligence Agency officer responsible for major projects such as the U-2 spy plane and the Bay of Pigs Invasion. In 1965, he created a report that looked into the NSA&#8217;s effort to crack high grade cipher systems. This was his report. In February of 2019, The Black Vault<\/p>\n","protected":false},"author":1,"featured_media":12560,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"episode_type":"","audio_file":"","transcript_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[34,4],"tags":[],"class_list":["post-12557","post","type-post","status-publish","format-standard","has-post-thumbnail","category-cryptology","category-intelligence"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Background Richard Bissell Jr. was a Central Intelligence Agency officer responsible for major projects such as the U-2 spy plane and the Bay of Pigs Invasion. 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In February of 2019, The Black Vault","og:url":"https:\/\/www.theblackvault.com\/documentarchive\/the-bissell-report-of-18-february-1965-review-of-selected-nsa-cryptanalytic-efforts\/","og:image":"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2020\/12\/12-3-2020-7-06-41-AM.jpg","og:image:secure_url":"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2020\/12\/12-3-2020-7-06-41-AM.jpg","og:image:width":1846,"og:image:height":925,"article:published_time":"2020-12-03T15:07:29+00:00","article:modified_time":"2020-12-03T15:07:29+00:00","twitter:card":"summary_large_image","twitter:title":"The Bissell Report of 18 February 1965 \u2013 Review of Selected NSA Cryptanalytic Efforts - The Black Vault","twitter:description":"Background Richard Bissell Jr. was a Central Intelligence Agency officer responsible for major projects such as the U-2 spy plane and the Bay of Pigs Invasion. In 1965, he created a report that looked into the NSA's effort to crack high grade cipher systems. This was his report. In February of 2019, The Black Vault","twitter:image":"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2020\/12\/12-3-2020-7-06-41-AM.jpg"},"aioseo_meta_data":{"post_id":"12557","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2023-04-05 21:01:31","updated":"2025-06-18 23:30:59","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.theblackvault.com\/documentarchive\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.theblackvault.com\/documentarchive\/category\/intelligence\/\" title=\"Intelligence\">Intelligence<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.theblackvault.com\/documentarchive\/category\/intelligence\/cryptology\/\" title=\"Cryptology\">Cryptology<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tThe Bissell Report of 18 February 1965 \u2013 Review of Selected NSA Cryptanalytic Efforts\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.theblackvault.com\/documentarchive"},{"label":"Intelligence","link":"https:\/\/www.theblackvault.com\/documentarchive\/category\/intelligence\/"},{"label":"Cryptology","link":"https:\/\/www.theblackvault.com\/documentarchive\/category\/intelligence\/cryptology\/"},{"label":"The Bissell Report of 18 February 1965 &#8211; Review of Selected NSA Cryptanalytic Efforts","link":"https:\/\/www.theblackvault.com\/documentarchive\/the-bissell-report-of-18-february-1965-review-of-selected-nsa-cryptanalytic-efforts\/"}],"jetpack_featured_media_url":"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2020\/12\/12-3-2020-7-06-41-AM.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts\/12557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/comments?post=12557"}],"version-history":[{"count":0,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts\/12557\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/media\/12560"}],"wp:attachment":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/media?parent=12557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/categories?post=12557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/tags?post=12557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}