{"id":12399,"date":"2023-06-12T05:04:15","date_gmt":"2023-06-12T05:04:15","guid":{"rendered":"https:\/\/conference.hitb.org\/hitbsecconf2023hkt\/?post_type=session&#038;p=12399"},"modified":"2023-08-04T23:31:10","modified_gmt":"2023-08-04T23:31:10","slug":"commsec-bugs-in-blocks","status":"publish","type":"session","link":"https:\/\/conference.hitb.org\/hitbsecconf2023hkt\/session\/commsec-bugs-in-blocks\/","title":{"rendered":"COMMSEC: Bugs in Blocks"},"content":{"rendered":"<p style=\"text-align: justify;\">Love it or hate it, blockchain has become a playground for techies. The chains also fuel criminal ecosystems through major hacking incidents.<\/p>\n<p style=\"text-align: justify;\"><strong>Blockchain bugs present unique challenges for developers and security testers.<\/strong> In this talk, we shed light on the most common bug types found in one of the main blockchain frameworks and provide insights and tools to find them.<\/p>\n<p style=\"text-align: justify;\">Drawing from several hundred blockchain security issues we reported, <strong>we identified five common bug types<\/strong>. We discuss the potential impact of each type and provide practical tips for testing blockchain systems.<\/p>\n<p style=\"text-align: justify;\"><strong>To help you get started on finding bugs in blocks, we released a fuzzer<\/strong> for Substrate-based chains. During the talk, we demo the fuzzer and showcase typical bugs.<\/p>\n","protected":false},"template":"","class_list":["post-12399","session","type-session","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>COMMSEC: Bugs in Blocks - HITBSecConf2023 - Phuket<\/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:\/\/conference.hitb.org\/hitbsecconf2023hkt\/session\/commsec-bugs-in-blocks\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"COMMSEC: Bugs in Blocks - HITBSecConf2023 - Phuket\" \/>\n<meta property=\"og:description\" content=\"Love it or hate it, blockchain has become a playground for techies. The chains also fuel criminal ecosystems through major hacking incidents. Blockchain bugs present unique challenges for developers and security testers. 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