{"id":482,"date":"2022-01-31T09:02:51","date_gmt":"2022-01-31T09:02:51","guid":{"rendered":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/?p=482"},"modified":"2025-09-19T09:22:00","modified_gmt":"2025-09-19T09:22:00","slug":"cryptographys-impactful-role-in-blockchain-technology","status":"publish","type":"post","link":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/2022\/01\/31\/cryptographys-impactful-role-in-blockchain-technology\/","title":{"rendered":"Cryptography\u2019s Impactful Role in Blockchain Technology"},"content":{"rendered":"<p style=\"text-align: justify;\">Programmers are constantly finding ways to allow people from anywhere in the world to stay connected and transact business directly, safely, and efficiently. This has been happening ever since the advent of internet technology. At its core, internet technology experts are creating a digital world where a seamless system of bookkeeping ensures the secure handling of information, which is free from any risks of a security breach. Such a secure system is vital for banks, governments, and companies to guarantee the safety and security of their transactions.<\/p>\n<p style=\"text-align: justify;\">Cryptography\u2019s basic principle is disguising (encrypting) information and revealing (decrypting) the information using mathematics. It works by turning a message into a number that can be encrypted and decrypted between total strangers.<\/p>\n<p style=\"text-align: justify;\">Blockchain technology relies on cryptography to achieve the following:<\/p>\n<ul>\n<li data-leveltext=\"\u2022\" data-font=\"Calibri\" data-listid=\"15\" aria-setsize=\"-1\" data-aria-posinset=\"0\" data-aria-level=\"1\"><span data-contrast=\"auto\">To safeguard the identity of those exchanging messages\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\u2022\" data-font=\"Calibri\" data-listid=\"15\" aria-setsize=\"-1\" data-aria-posinset=\"0\" data-aria-level=\"1\"><span data-contrast=\"auto\">To ensure that all information and transactions are secure and legitimate<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><\/br><\/p>\n<p style=\"text-align: justify;\">Third-party transactions are always at risk for fraud and theft \u2013 verifications of such third-party transactions cannot be done by just anyone. This is where cryptography steps in. Thanks to cryptography, you can make online transactions without the worry of being deceived.<\/p>\n<p style=\"text-align: justify;\">Almost everything online involves cryptography. From blockchain technology to communication apps, cryptography\u2019s importance and role cannot be underestimated or overlooked.<\/p>\n<p>Today, cryptography has become indispensable, particularly in digital communications. Many people rely on cryptography without even realizing it.\u00a0 Take a look at your WhatsApp; there is the statement, \u201cEnd-to-end encrypted.\u201d This protects your privacy \u2013 the transmitted data stays between you (the sender) and the intended recipient. Other uses include:<span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\u25cf\" data-font=\"Noto Sans Symbols\" data-listid=\"5\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Reliability \u2013 the data cannot be modified in storage or transfer between you and the intended recipient having no kind of modification.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\u25cf\" data-font=\"Noto Sans Symbols\" data-listid=\"5\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"none\">Non-repudiation \u2013 once the data is transmitted, you cannot deny it in the later phases.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\u25cf\" data-font=\"Noto Sans Symbols\" data-listid=\"5\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Authentication \u2013 both you and the intended recipient need to circumstantiate your own identities about the transmitted and received data.<\/span> <span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><\/br><\/p>\n<p style=\"text-align: justify;\">To understand blockchain technology, you need to understand cryptography\u2019s tenets.<span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:256}\">\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\">Learn more about the basics of cryptography and its key functions by enrolling in the <a href=\"https:\/\/genashtim.sg\/ecornell\/courses-certificate\/?course=Blockchain-Essentials-%28CTECHC01%29&amp;cs=12&amp;id=105\" target=\"_blank\" rel=\"noopener noreferrer\"><span data-contrast=\"none\">Blockchain Essentials<\/span><\/a><span data-contrast=\"auto\"> certificate program offered by Genashtim in collaboration with eCornell.<\/span><\/p>\n<p><i><span data-contrast=\"auto\">eCornell courses are approved by SkillsFuture Singapore for SkillsFuture Credit as well as by HRD Corp Malaysia under its SBL-Khas Scheme.<\/span><\/i><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Programmers are constantly finding ways to allow people from anywhere in the world to stay connected and transact business directly, safely, and efficiently. This has been happening ever since the advent of internet technology. At its core, internet technology experts are creating a digital world where a seamless system of bookkeeping ensures the secure handling [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":487,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-january-2022-issue"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/posts\/482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/comments?post=482"}],"version-history":[{"count":2,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/posts\/482\/revisions"}],"predecessor-version":[{"id":499,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/posts\/482\/revisions\/499"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/media\/487"}],"wp:attachment":[{"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/media?parent=482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/categories?post=482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/genashtim.sg\/ecornell\/newsletter-v2\/index.php\/wp-json\/wp\/v2\/tags?post=482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}