{"id":51388,"date":"2026-03-13T11:09:32","date_gmt":"2026-03-13T10:09:32","guid":{"rendered":"https:\/\/www.akehedman.se\/wordpress\/?p=51388"},"modified":"2026-03-13T11:09:32","modified_gmt":"2026-03-13T10:09:32","slug":"naja-7","status":"publish","type":"post","link":"https:\/\/www.akehedman.se\/wordpress\/?p=51388","title":{"rendered":"N\u00e5ja"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-rich is-provider-spotify wp-block-embed-spotify wp-embed-aspect-21-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Spotify Embed: Relalalaxa\" style=\"border-radius: 12px\" width=\"100%\" height=\"152\" frameborder=\"0\" allowfullscreen allow=\"autoplay; clipboard-write; encrypted-media; fullscreen; picture-in-picture\" loading=\"lazy\" src=\"https:\/\/open.spotify.com\/embed\/track\/78WhETpK4Dk7j8tKBlM8P8?si=a3ba8dc93c6149dd&amp;utm_source=oembed\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"580\" height=\"387\" src=\"https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=580%2C387&#038;ssl=1\" alt=\"a stressed businessperson sitting at a desk\" class=\"wp-image-51390\" srcset=\"https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?w=1880&amp;ssl=1 1880w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=1024%2C682&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=768%2C512&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=1536%2C1024&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?resize=1200%2C800&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.akehedman.se\/wordpress\/wp-content\/uploads\/2026\/03\/pexels-photo-7984773.jpeg?w=1740&amp;ssl=1 1740w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><figcaption class=\"wp-element-caption\">Photo by Thirdman on <a href=\"https:\/\/www.pexels.com\/photo\/a-stressed-businessperson-sitting-at-a-desk-7984773\/\" rel=\"nofollow\">Pexels.com<\/a><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Stressar (f\u00f6r att bli &#8220;<em>klar<\/em>&#8221; till helgen och lyssnar p\u00e5 <a href=\"https:\/\/open.spotify.com\/track\/78WhETpK4Dk7j8tKBlM8P8?si=a3ba8dc93c6149dd\" data-type=\"link\" data-id=\"https:\/\/open.spotify.com\/track\/78WhETpK4Dk7j8tKBlM8P8?si=a3ba8dc93c6149dd\">Relalalaxar<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fast n\u00e5ja, man \u00e4r ju pension\u00e4r. Kan s\u00e5dan stressa? Speciellt n\u00e4r de som jag &#8220;<em>sitter hemma<\/em>&#8220;?  Troligen inte. Fantomstress fr\u00e5n f\u00f6rr troligen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ute bl\u00e5ser det. Men f\u00f6rhoppningsvis har vi klarat av str\u00f6mavbrottet redan ig\u00e5r. Innan man hade kopplat f\u00f6rbli problemet blev det n\u00e5gra f\u00f6rs\u00f6k. Riktigt s\u00e5g hur s\u00e4kringsautomaten p\u00e5 stationen sprutade ur sig rykande s\u00f6kringar som en kulspruta ungef\u00e4r. En pyrande h\u00f6g p\u00e5 golvet sen n\u00e4r man lyckats hitta linjen som pajat. Undrar vem som st\u00e4dar upp det d\u00e4r? Och n\u00e4r?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fast lite h\u00e4ftigt \u00e4r det att man kan sitta i en central l\u00e5ngt bort och koppla om (och f\u00f6rbi) ute i skogen s\u00e5 att s\u00e5 m\u00e5nga som m\u00f6jligt har kr\u00e4m i sina hus medan man fels\u00f6ker. Tror att det till och med \u00e4r satelliter inblandade i det d\u00e4r. The grid, ja p\u00e5 riktigt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Det var ett tr\u00e4d \u00f6ver en linje den h\u00e4r g\u00e5ngen. Det finns m\u00e5nga tr\u00e4d h\u00e4r. H\u00e4nder s\u00e5 s\u00e4llan numera s\u00e5 jag t\u00e4nker inte klaga \u00e4ven om jag satt och jobbade och det kr\u00e5nglade till saker lite.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Imorgon \u00e4r det bandyfinal. Eftersom jag numera \u00e4r sportd\u00e5re t\u00e4nker jag titta. Hundra busar fr\u00e5n Edsbyn p\u00e5 v\u00e4g till V\u00e4ster\u00e5s under dagen. Blir en j\u00e4vla fart p\u00e5 l\u00e4ktarna. B\u00e4sta klacken som k\u00f6r p\u00e5 \u00e4ven n\u00e4r det \u00e4r motvind.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sk\u00f6nt att man kan \u00e5terg\u00e5 till att bli otroligt lite intresserad av sport igen efter helgen. Normaltillst\u00e5nd. Soffpotatis. Sl\u00f6h\u00f6g.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Projektet g\u00e5r fram\u00e5t. Men drabbades av en sv\u00e5r insikt ig\u00e5r. Har t\u00e4nkt anv\u00e4nd TSL\/SSL som s\u00e4kerhet. Men hur fan g\u00f6r man med uppdateringen av certifikaten p\u00e5 en inb\u00e4ddad server. Det blir ett helvete helt enkel. Att den tanken inte slagit mig tidigare? Visserligen en m\u00f6jlighet f\u00e5r man att skapa tegelstenar som ligger och skr\u00e4par lite var som helst p\u00e5 otillg\u00e4ngliga platser. Men vill man det? <strong>Nej<\/strong> t\u00e4nkte jag och best\u00e4mde mig f\u00f6r att generalisera det bin\u00e4ra format med AES kryptering som anv\u00e4nts tidigare i bl.a UDP och multicast framar.  Implementerar det d\u00e4r f\u00f6r tcp\/ip och websockets ocks\u00e5 s\u00e5 \u00e4r s\u00e4kerheten l\u00f6st en g\u00e5ng f\u00f6r alla. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Problem ett med det \u00e4r s\u00e5klart att det blir mer att g\u00f6ra. En annan \u00e4ndring d\u00e4r en r\u00e4tt klumpig tidsgivning har legat i framar kommer att ers\u00e4ttas\/kompletteras med Unix nanosekund timestamps.  \u00c4ndringar som p\u00e5verkar varandra. Det var allts\u00e5 bara att ge sig in i getingboet och \u00e4ndra och \u00e4ndra och \u00e4ndra och testa. Nu kanske saker och ting fungerar. Det visar sig. I v\u00e4rsta fall rasar hela korthuset&#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Men tillbaks till min gateway igen allts\u00e5.  Forts\u00e4tta d\u00e4r man slutat. Har jag sagt att jag \u00e4lskar det d\u00e4r produktskapandet. Javisst dualism, sandkonst samtidigt. Det enda som irriterar \u00e4r att livet h\u00e5ller p\u00e5 att ta slut. Vill h\u00e5lla p\u00e5 f\u00f6r evigt med det h\u00e4r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e5ja&#8230; Man l\u00e4r v\u00e4l inte f\u00e5 som man vill d\u00e4r inte&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Stressar (f\u00f6r att bli &#8220;klar&#8221; till helgen och lyssnar p\u00e5 Relalalaxar. Fast n\u00e5ja, man \u00e4r ju pension\u00e4r. Kan s\u00e5dan stressa? Speciellt n\u00e4r de som jag &#8220;sitter hemma&#8220;? Troligen inte. Fantomstress fr\u00e5n f\u00f6rr troligen. Ute bl\u00e5ser det. Men f\u00f6rhoppningsvis har vi klarat av str\u00f6mavbrottet redan ig\u00e5r. Innan man hade kopplat f\u00f6rbli problemet blev det n\u00e5gra f\u00f6rs\u00f6k. [&hellip;]<\/p>\n","protected":false},"author":24,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[24],"tags":[],"class_list":["post-51388","post","type-post","status-publish","format-standard","hentry","category-betraktelser"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/p68PL2-dmQ","_links":{"self":[{"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/51388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=51388"}],"version-history":[{"count":2,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/51388\/revisions"}],"predecessor-version":[{"id":51391,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/51388\/revisions\/51391"}],"wp:attachment":[{"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=51388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=51388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.akehedman.se\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=51388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}