{"id":13681,"date":"2019-12-04T13:37:24","date_gmt":"2019-12-04T12:37:24","guid":{"rendered":"https:\/\/www.itech-progress.com\/isaqb-advanced-level\/isaqb-blockchain\/"},"modified":"2026-04-20T12:18:32","modified_gmt":"2026-04-20T10:18:32","slug":"blockchain","status":"publish","type":"page","link":"https:\/\/www.itech-progress.com\/en\/blockchain\/","title":{"rendered":"Consensus in decentralized applications (BLOCKCHAIN)"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.16&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_header title=&#8221;BLOCKCHAIN&#8221; subhead=&#8221;Decentralized solutions, trustworthy architecture \u2013 Blockchain architecture for the digital future!&#8221; _builder_version=&#8221;4.27.5&#8243; title_level=&#8221;h3&#8243; title_font=&#8221;|700|||||||&#8221; content_quote_border_color=&#8221;#444444&#8243; subhead_font=&#8221;|700|||||||&#8221; subhead_text_align=&#8221;left&#8221; subhead_font_size=&#8221;28px&#8221; subhead_line_height=&#8221;2em&#8221; content_quote_font=&#8221;|600|||||||&#8221; content_quote_text_color=&#8221;#444444&#8243; content_quote_font_size=&#8221;22px&#8221; content_quote_line_height=&#8221;0.9em&#8221; background_enable_color=&#8221;off&#8221; background_image=&#8221;https:\/\/www.itech-progress.com\/wp-content\/uploads\/2020\/08\/BLOCKCHAIN_heller.jpg&#8221; parallax=&#8221;on&#8221; custom_padding=&#8221;100px||100px||true|false&#8221; custom_padding_tablet=&#8221;&#8221; custom_padding_phone=&#8221;60px||40px||false|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; title_font_size_tablet=&#8221;35px&#8221; title_font_size_phone=&#8221;35px&#8221; title_font_size_last_edited=&#8221;on|desktop&#8221; title_line_height_tablet=&#8221;1em&#8221; title_line_height_phone=&#8221;1em&#8221; title_line_height_last_edited=&#8221;on|phone&#8221; subhead_font_size_tablet=&#8221;21px&#8221; subhead_font_size_phone=&#8221;21px&#8221; subhead_font_size_last_edited=&#8221;on|tablet&#8221; subhead_line_height_tablet=&#8221;&#8221; subhead_line_height_phone=&#8221;1em&#8221; subhead_line_height_last_edited=&#8221;on|desktop&#8221; content_quote_font_size_tablet=&#8221;18px&#8221; content_quote_font_size_phone=&#8221;18px&#8221; content_quote_font_size_last_edited=&#8221;on|desktop&#8221; content_quote_line_height_tablet=&#8221;&#8221; content_quote_line_height_phone=&#8221;1em&#8221; content_quote_line_height_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p><strong>Format: Face-to-face and online training<\/strong><br \/><strong>Duration: 3 days<\/strong><\/p>\n<p>[\/et_pb_fullwidth_header][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;4.16&#8243; background_color=&#8221;#f3f3f3&#8243; background_enable_image=&#8221;off&#8221; parallax=&#8221;on&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row column_structure=&#8221;1_2,1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_2&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Transparency, security, and decentralization for your software<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.5&#8243; text_font_size=&#8221;15px&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: justify;\">Blockchain is an innovative technology that enables peer-to-peer transfer of digital assets without intermediaries. It has great potential to transform economic, social, and political structures. As a result, the demand for developers working in this field is growing.<\/p>\n<p>This module for the Certified Professional for Software Architecture \u2013 Advanced Level will teach you how to recognize, classify, and successfully implement blockchain applications. You will learn how to transfer traditional methods to blockchain technologies and gain in-depth knowledge of algorithms, cryptographic procedures, and consensus mechanisms. Other topics include smart contracts, permissioned blockchains, and their integration into enterprise systems.<\/p>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>What can you expect?<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.5&#8243; text_font_size=&#8221;15px&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p style=\"text-align: justify;\">In the &#8220;BLOCKCHAIN \u2013 Low-Trust Consensus in Decentralized Applications&#8221; module, you can expect a practical introduction to blockchain technologies and smart contracts. You will learn how to design decentralized applications, evaluate different blockchain variants, and tackle technical and organizational challenges. The goal is to strategically integrate blockchain solutions into existing systems.<\/p>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]Participant requirements[\/et_pb_text][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u00a0You should have basic theoretical and practical knowledge of databases.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Experience with a modern programming language is required.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Initial experience with JavaScript will help facilitate your understanding.<\/p>\n<p>[\/et_pb_blurb][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Technical Requirements<\/p>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.4&#8243; text_font_size=&#8221;15px&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2 style=\"text-align: justify;\"><\/h2>\n<p style=\"text-align: justify;\">\n    There are no specific requirements for the training environment, as the exercises will take place using cloud- and web-based tools such as Miro, Draw.io, and platforms like Jupyter or HuggingFace. A stable and sufficiently fast internet connection is all that is required.\n<\/p>\n<p>[\/et_pb_text][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Your Added Value<\/p>\n<p>[\/et_pb_text][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will gain in-depth knowledge of blockchain technologies, their terminology, and functionality.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will learn how to develop, test, and securely implement smart contracts.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will be able to analyze various blockchain variants (e.g., public, permissioned) and their use cases.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will develop skills to design decentralized applications (DApps) and integrate them into existing systems.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will understand the challenges and trade-offs of scalability, storage, and governance in blockchain applications.<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>You will be able to select suitable blockchain technologies for specific requirements and business processes.<\/p>\n<p>[\/et_pb_blurb][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Training Content in Detail<\/p>\n<p> [\/et_pb_text][et_pb_blurb title=&#8221;Technological Basics of Blockchain&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u27a4 Functionality and components of a blockchain<br \/>\u27a4 Consensus mechanisms (e.g., Proof-of-Work, Proof-of-Stake)<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb title=&#8221;Development and Design of Smart Contracts&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u27a4 Basics and implementation of smart contracts<br \/>\u27a4 Security risks and best practices<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb title=&#8221;Development and Design of Smart Contracts&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Various Blockchain Technology Variants<br \/>\u27a4 Public vs. private blockchains<br \/>\u27a4 Key consensus algorithms<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb title=&#8221;Different Blockchain Use Cases&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u27a4 Areas of application and decision criteria<br \/>\u27a4 Integration into existing systems<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb title=&#8221;Blockchain Application Architectures&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u27a4 Design principles of decentralized applications (DApps)<br \/>\u27a4 Scalability and storage solutions<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb title=&#8221;Examples of Blockchain Architectures&#8221; use_icon=&#8221;on&#8221; font_icon=&#8221;&#xe03c;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; header_level=&#8221;h3&#8243; header_text_color=&#8221;#FA870D&#8221; header_font_size=&#8221;18px&#8221; header_line_height=&#8221;2em&#8221; custom_margin=&#8221;20px||||false|false&#8221; custom_padding=&#8221;||0px|||&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>\u27a4 Practical case studies<br \/>\u27a4 Analysis of real blockchain projects<\/p>\n<p>[\/et_pb_blurb][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Your Benefits at a Glance<\/p>\n<p>[\/et_pb_text][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; 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icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Visual collaboration through tools like whiteboarding<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>High level of interactivity with tailored exercises and breakout rooms<\/p>\n<p>[\/et_pb_blurb][et_pb_blurb use_icon=&#8221;on&#8221; font_icon=&#8221;&#x45;||divi||400&#8243; icon_color=&#8221;#fa870d&#8221; icon_placement=&#8221;left&#8221; content_max_width=&#8221;640px&#8221; _builder_version=&#8221;4.27.5&#8243; custom_padding=&#8221;0px||0px||false|false&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Ideal trainer support even in breakout rooms<\/p>\n<p>[\/et_pb_blurb][et_pb_text module_id=&#8221;Termine_CPSA-F_DE&#8221; _builder_version=&#8221;4.27.4&#8243; text_font=&#8221;|600|||||||&#8221; text_text_color=&#8221;#fa870d&#8221; text_font_size=&#8221;29px&#8221; header_font=&#8221;|600|||||||&#8221; header_text_color=&#8221;#fa870d&#8221; header_2_font=&#8221;|600|||||||&#8221; header_2_text_color=&#8221;#fa870d&#8221; text_orientation=&#8221;center&#8221; custom_margin=&#8221;||5px||false|false&#8221; custom_padding=&#8221;||||false|true&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<p>Feedback from the Training<\/p>\n<p>[\/et_pb_text][et_pb_blurb alt=&#8221;cpsa-f training&#8221; icon_placement=&#8221;left&#8221; image_icon_width=&#8221;80px&#8221; image_icon_width_tablet=&#8221;80px&#8221; image_icon_width_phone=&#8221;60px&#8221; image_icon_width_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.5&#8243; header_font=&#8221;Overpass|900|||||||&#8221; header_line_height=&#8221;1.4em&#8221; body_font=&#8221;||||||||&#8221; body_font_size=&#8221;16px&#8221; text_orientation=&#8221;center&#8221; custom_padding=&#8221;|||3px||&#8221; border_radii_image=&#8221;on|10px|10px|10px|10px&#8221; image_max_width=&#8221;80px&#8221; image_max_width_tablet=&#8221;&#8221; image_max_width_phone=&#8221;60px&#8221; image_max_width_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<blockquote>\n<p style=\"text-align: left;\"><em>&#8220;Thank you! The training will definitely help me in the future!<\/em>\ud83d\ude04&#8221;<\/p>\n<p style=\"text-align: left;\"><strong>Participants from N\u00fcrnberg<\/strong><\/p>\n<\/blockquote>\n<p>[\/et_pb_blurb][et_pb_image src=&#8221;https:\/\/www.itech-progress.com\/wp-content\/uploads\/2022\/01\/cyber-security-16.png&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; min_height=&#8221;13px&#8221; custom_margin=&#8221;|||72px&#8221; custom_margin_tablet=&#8221;&#8221; custom_margin_phone=&#8221;&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][et_pb_blurb alt=&#8221;cpsa-f training&#8221; icon_placement=&#8221;left&#8221; image_icon_width=&#8221;80px&#8221; image_icon_width_tablet=&#8221;80px&#8221; image_icon_width_phone=&#8221;60px&#8221; image_icon_width_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.5&#8243; header_font=&#8221;Overpass|900|||||||&#8221; header_line_height=&#8221;1.4em&#8221; body_font=&#8221;||||||||&#8221; body_font_size=&#8221;16px&#8221; text_orientation=&#8221;center&#8221; custom_padding=&#8221;|||3px||&#8221; border_radii_image=&#8221;on|10px|10px|10px|10px&#8221; image_max_width=&#8221;80px&#8221; image_max_width_tablet=&#8221;&#8221; image_max_width_phone=&#8221;60px&#8221; image_max_width_last_edited=&#8221;on|phone&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<blockquote>\n<p style=\"text-align: left;\"><em>&#8220;I not only understood the basics of blockchain, but also how to apply them in my projects. The materials were really good, and the instructor explained everything clearly and understandably.&#8221;<\/em><\/p>\n<p style=\"text-align: left;\"><strong>Participants from Berlin<\/strong><\/p>\n<\/blockquote>\n<p>[\/et_pb_blurb][et_pb_image src=&#8221;https:\/\/www.itech-progress.com\/wp-content\/uploads\/2022\/01\/cyber-security-16.png&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; custom_margin=&#8221;|||72px&#8221; custom_margin_tablet=&#8221;&#8221; custom_margin_phone=&#8221;&#8221; custom_margin_last_edited=&#8221;on|phone&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;4.27.0&#8243; animation_style=&#8221;fade&#8221; saved_tabs=&#8221;all&#8221; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_fullwidth_header title=&#8221;Would you like customized in-house training?&#8221; button_one_text=&#8221;Request&#8221; button_one_url=&#8221;https:\/\/www.itech-progress.com\/en\/in-house\/&#8221; button_two_text=&#8221;+49 621 595702-41&#8243; button_two_url=&#8221;tel:+4962159570241&#8243; background_overlay_color=&#8221;rgba(0,63,134,0.7)&#8221; _builder_version=&#8221;4.27.4&#8243; title_font=&#8221;|600|||||||&#8221; title_font_size=&#8221;33px&#8221; content_line_height=&#8221;1.5em&#8221; background_image=&#8221;https:\/\/www.itech-progress.com\/wp-content\/uploads\/2020\/03\/Inhouse_Schulung-1-scaled.jpg&#8221; parallax=&#8221;on&#8221; custom_button_one=&#8221;on&#8221; button_one_text_color=&#8221;#ffffff&#8221; button_one_bg_color=&#8221;#fa870d&#8221; button_one_border_width=&#8221;0px&#8221; button_one_font=&#8221;|600|||||||&#8221; button_one_icon=&#8221;&#x68;||divi||400&#8243; button_one_icon_color=&#8221;#ffffff&#8221; button_one_icon_placement=&#8221;left&#8221; button_one_on_hover=&#8221;off&#8221; button_one_custom_margin=&#8221;35px||||false|false&#8221; button_one_custom_padding=&#8221;|20px||40px|false|false&#8221; custom_button_two=&#8221;on&#8221; button_two_bg_color=&#8221;#fa870d&#8221; button_two_border_width=&#8221;0px&#8221; button_two_font=&#8221;|600|||||||&#8221; button_two_icon=&#8221;&#xe090;||divi||400&#8243; button_two_icon_color=&#8221;#ffffff&#8221; button_two_icon_placement=&#8221;left&#8221; button_two_on_hover=&#8221;off&#8221; button_two_custom_padding=&#8221;|20px||40px|false|false&#8221; custom_margin=&#8221;0px||||false|false&#8221; custom_padding=&#8221;120px||130px||false|false&#8221; link_option_url_new_window=&#8221;on&#8221; title_font_size_tablet=&#8221;&#8221; title_font_size_phone=&#8221;&#8221; title_font_size_last_edited=&#8221;on|desktop&#8221; button_one_bg_color_last_edited=&#8221;off|desktop&#8221; global_colors_info=&#8221;{}&#8221; button_one_bg_color__hover_enabled=&#8221;on|hover&#8221; button_one_bg_color__hover=&#8221;#86cbed&#8221; button_one_bg_enable_color__hover=&#8221;on&#8221;]<\/p>\n<div class=\"et_pb_header_content_wrapper\">\n<p>You have a whole team that you want to train, but none of our training courses meet your requirements? No problem! We would be happy to work with you to create a tailor-made in-house training course, whether for beginners or advanced learners. We look forward to your inquiry!<\/p>\n<\/div>\n<p>[\/et_pb_fullwidth_header][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Format: Face-to-face and online trainingDuration: 3 daysTransparency, security, and decentralization for your softwareBlockchain is an innovative technology that enables peer-to-peer transfer of digital assets without intermediaries. It has great potential to transform economic, social, and political structures. As a result, the demand for developers working in this field is growing. This module for the Certified [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"class_list":["post-13681","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Consensus in decentralized applications (BLOCKCHAIN)<\/title>\n<meta name=\"description\" content=\"Learn how consensus mechanisms enable trust, security, and agreement in decentralized blockchain applications.\" \/>\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.itech-progress.com\/en\/blockchain\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta 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