雲鏈結合,區塊鏈服務BaaS平臺實踐與應用

{"type":"doc","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"對於大多數關注應用開發的企業來說,無需深入瞭解區塊鏈底層技術、也無需在底層技術上投入太多資源去“重複造輪子”,採用BaaS服務,並在其之上搭建業務應用是企業的理想選擇。"},{"type":"text","marks":[{"type":"strong"}],"text":"騰訊雲區塊鏈服務平臺TBaaS"},{"type":"text","text":",於2017年正式推出並實現商業化,發展至今已落地衆多應用案例,獲得業界多項專業認證與獎項。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"雲計算,在十多年前還是概念普及階段的名詞,企業進行嘗試性的業務上雲,去證明它是否可以成本降低,是否可以得到更大生產效率的提高。在初期發展過程中,企業花了很多時間逐漸的嘗試與適應。這個跟區塊鏈初期發展階段是比較相似的,直到今天,雲已被各行各業廣泛認可並普及應用。進入數字經濟時代,雲已成爲數字經濟的一個最重要的基礎設施。雲在數字經濟時代也已成爲企業IT基礎設施最重要的一部分。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"繼2019年10月24日習近平總書記在中共中央政治局第十八次集體學習時強調:“要把區塊鏈作爲核心技術自主創新的重要突破口”,2020年4月,國家發改委將區塊鏈納入“新基建”範圍,同雲計算、人工智能一起列爲新技術基礎設施。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/infoq\/89\/89e3b13acd3d4bb0863bf77017616a8d.png","alt":"Image","title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"區塊鏈,作爲跨產業數字生態的連接器,"},{"type":"text","marks":[{"type":"strong"}],"text":"是數字經濟時代另一個重要的基礎設施"},{"type":"text","text":"。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"同雲計算技術相比,雲計算爲企業提供了便利的數字化轉型技術,而區塊鏈則是爲企業提供了企業間協作,數據可信交換的信息基礎設施。區塊鏈作爲一種能夠有效的將企業間的信息系統可靠可信的鏈接起來的技術,將在數字經濟時代發揮極其重要的作用,特別是區塊鏈具備的資產數字化的能力。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"當然,區塊鏈技術本身是需要和其他更多技術集合在一起應用的,因爲區塊鏈有其侷限性,單單靠區塊鏈在很多時候,很難完成一個完整業務,區塊鏈需要和雲上大量的其他技術結合在一起,才能解決用戶問題。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"所以,我們提出一個很重要的理念——“"},{"type":"text","marks":[{"type":"strong"}],"text":"雲鏈結合"},{"type":"text","text":"”,把雲上大量工具、大量能力比如IoT,大數據,人工智能等賦予區塊鏈,和區塊鏈結合在一起,真正去解決用戶的問題,同時也降低用戶使用區塊鏈的成本,提升開發效率。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"“雲鏈結合”的典型服務,即爲區塊鏈BaaS(Blockchain as a Service)服務。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"國際上,從2015年開始到2018年,微軟,IBM,AWS等互聯網巨頭相繼發佈基於雲服務的區塊鏈基礎服務平臺BaaS型產品,同期,中國國內,包括騰訊,阿里,華爲也相繼發佈BaaS服務。隨着BaaS行業國際\/國內標準逐步的形成,大型的區塊鏈服務BaaS平臺已成爲發展趨勢,BaaS平臺可以幫助多個企業快速構建企業級聯盟鏈網絡,企業間可直接進行鏈上交互,成爲數字經濟時代的基石。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"騰訊雲區塊鏈團隊在2017年推出了BaaS平臺型產品——TBaaS(Tencent Blockchain as a Service)。TBaaS平臺讓企業以更低的成本上鍊,實現快速構建區塊鏈網絡與應用。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"騰訊雲區塊鏈服務TBaaS平臺推廣之初,明確宗旨是爲企業客戶提供 高效、易用、安全、彈性的區塊鏈服務。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在打造TBaaS的過程中,我們克服了多項技術難點,包括交易性能、網絡規模等等。同時,我們也從多維度去開拓思路,從場景、方案、合約開發,運營治理等方面實現創新落地。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/infoq\/1e\/1e5a49cfafdc38c7b51621da32446c5d.webp","alt":"Image","title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":"br"}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"以上是騰訊雲區塊鏈服務TBaaS平臺產品能力全景圖。最底層是騰訊雲基礎設施層,包括雲服務器、網絡、存儲、集羣管理與自動化運維在內的資源與服務。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"中間是TBaaS服務平臺最核心的功能部分,包括區塊鏈底層鏈引擎,如Hyperledger Fabric騰訊雲增強版引擎,區塊鏈網絡全生命週期的管理,體現了分層治理模式,如聯盟管理(聯盟治理層)、區塊鏈網絡管理(基於不同底層引擎封裝的網絡治理層)與單鏈條的管理(網絡中子鏈的管理),以及TBaaS配套服務、運營監控與開發相關支持等。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"例如在智能合約方面,TBaaS服務平臺爲開發者提供線上的智能合約編輯器,在線IDE爲開發者基於簡單的業務場景提供了智能合約模版,使得開發者更好的理解智能合約,在IDE中更方便的調試、編譯、執行智能合約。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"最上層是基於TBaaS區塊鏈基礎設施實踐的行業應用,包括可信存證(至信鏈)、電子票據(財政票據)、供應鏈金融(融資易)、智慧城市建設(招投標平臺)、智慧建築(混凝土區塊鏈平臺)、公益慈善等一系列行業應用方向。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在企業逐漸擁抱區塊鏈技術的當下,BaaS服務平臺如何進一步服務好企業,企業又如何應用BaaS服務平臺?"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"從技術服務商的角度去看,BaaS服務平臺是爲企業提供一個快速組建聯盟鏈網絡、管理鏈的平臺工具。可以看到,目前各大雲服務廠商所提供的BaaS服務,都是利用雲服務基礎設施的部署和管理優勢,爲開發者提供便捷、高性能的區塊鏈網絡實例和生態配套服務,支持開發者基於BaaS服務開展業務拓展及運營支持。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"換個角度,從單一企業去看,即持有節點的一個個參與方,企業更關心什麼?"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"企業可能會參與到多個業務中(即多條區塊鏈中),它持有不同的節點參與到不同業務,在企業的視角之下,企業更關心它持有的節點如何管理好,是否高可用,高安全,夠靈活,是否可以實現持有的節點和其他組織節點跨地域跨雲甚至跨鏈的互聯互通,實現更大規模的企業間協作。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"這裏給到我們一個啓示:"},{"type":"text","marks":[{"type":"strong"}],"text":"BaaS服務平臺需要足夠靈活,讓持有節點的企業更好的管理節點,更靈活的與其他企業組織組網,節點互聯"},{"type":"text","text":"。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"基於這個啓示,騰訊雲區塊鏈TBaaS服務平臺,設計並實現多企業間節點的靈活互聯,使得多套TBaaS控制檯跨雲跨域互聯,最終讓持有節點的企業可以靈活地與其他組織組網互聯。同時,爲打破區塊鏈孤立性,實現更大規模的企業間協作,騰訊雲區塊鏈跨鏈通信方案也已實現。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/infoq\/0f\/0f0203b680960bf828b0f258d9874406.png","alt":"Image","title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"對於大多數關注應用層開發的企業,BaaS服務的推出,無疑是非常利好的信號,可以看到,在騰訊雲TBaaS平臺土壤中,也開出了許多企業應用之花。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"在衆多區塊鏈應用案例中,分享一個有趣的創新型案例:利用區塊鏈做動產質押登記融資的案例。我們來看下,在傳統行業中,企業是怎麼應用區塊鏈BaaS服務併產生價值的,同時,從這樣一個案例中,希望大家可以發現區塊鏈技術和其他技術充分結合後所產生的價值。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/infoq\/6d\/6d359930885e38b8e966657b87c29c21.png","alt":"Image","title":null,"style":[{"key":"width","value":"75%"},{"key":"bordertype","value":"none"}],"href":null,"fromPaste":true,"pastePass":true}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"上圖是倉單質押融資業務場景核心流程,倉單質押融資是指,在貿易金融或供應鏈金融中,貿易企業通過質押倉單給金融機構的方式,獲得融資服務。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"以上融資場景存在於現實的金融業務中,但實際的問題也暴露無疑:因金融機構依賴企業主體信用融資的風險邏輯,在供應鏈鏈條中,中小企業因天然的主體信用資質不足(這裏包括如優秀的集團強信用擔保,良好的財務報表,不動產抵押等),使得他們面臨着融資難融資貴的問題。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"如何破局,解決信用資質不足的問題?對於中小企來說,須要基於“控貨“形成一整套的融資解決方案,這裏所說的“控貨”就是中小企業手上質押貨物,實打實的東西,但在現實生產活動中,動產底層可信設施缺乏導致的風險事件頻發(如“一物多抵”現象等),使得中小企對動產確權融資訴求十分迫切,金融機構如何信任中小企,質押貨物與貿易真實性如何保證成爲了當務之急。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"orig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h","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"原文:雲鏈結合,區塊鏈服務BaaS平臺實踐與應用"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"來源:雲加社區 - 微信公衆號 [ID:QcloudCommunity]"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"轉載:著作權歸作者所有。商業轉載請聯繫作者獲得授權,非商業轉載請註明出處。"}]}]}
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