Blockchain in-depth "Health Code" verification and vaccine anti-counterfeiting

InfoQ 2021-03-02 16:24:01 阅读数:439

本文一共[544]字,预计阅读时长:1分钟~
blockchain in-depth depth health code
{"type":"doc","content":[{"type":"heading","attrs":{"align":null,"level":4},"content":[{"type":"text","text":" Singapore Edition “ Health code ” Introduce blockchain "}]},{"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":" In recent days, , Government of Singapore Bureau of Technology (GovTech) With the Ministry of health (MOH) We have jointly developed a set of file verification system based on blockchain , In order to provide COVID-19 The negative test proved that ."}]},{"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":" The system is called “HealthCerts”, Based on the open source framework OpenAuthentication(OA), Blockchain technology can be used to publish encrypted trusted , Run independently without proprietary software or equipment . at present , The technology has been used by some local universities in Singapore to issue and certify diplomas ."}]},{"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":" It is reported that , from 3 month 10 The date of , All individuals tested in Singapore will have to use HealthCerts Digital proof of the pattern . Passengers need to go to a specific place to check before boarding , The results will be uploaded to "},{"type":"link","attrs":{"href":"http:\/\/www.notarise.gov.sg\/","title":"xxx","type":null},"content":[{"type":"text","text":" Government website "}]},{"type":"text","text":", Then the passenger should go to the website for notarization , And upload the digital files they received from the clinic . After the notarization is successful , Passengers will be sent by email or SingPass Mobile (SPM) Applications , Received a notarized number containing the QR code PDT certificate ."}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/wechat\/images\/f6\/f6f65984daf0dd23f71e24f081b5dd85.png","alt":null,"title":null,"style":null,"href":null,"fromPaste":false,"pastePass":false}},{"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":" When a passenger is checking in , Show me a notarized PDT Certification QR code , Check with airline staff or immigration department . Airline staff or immigration authorities can pass “ Government technology ” The verification platform of scanning QR code , Inquire about PDT The authenticity of the certificate ."}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/wechat\/images\/8b\/8b879a8e2331791b97f44b03c49d5d1a.png","alt":null,"title":null,"style":null,"href":null,"fromPaste":false,"pastePass":false}},{"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":" According to Singapore's foreign minister Vivan (Vivian Balakrishnan) Introduce , This technology is “ Globally interoperable ”, And hope to be popularized and applied in the world , In order to meet people's demand for cross-border tourism ."}]},{"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":" Singapore smart country and digital government office (SNDGO) He said in a statement. , It has worked with the private sector to develop interoperable solutions , And promise that the technology is safe 、 Private and tamper proof ."}]},{"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":" Of course , Personal data is still private , Because what's published on the blockchain is digital PDT Hash or digital fingerprint of the certificate , Hash values are just used to check numbers PDT The authenticity and validity of the certificate ."}]},{"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":" The Singapore government believes that ,HealthCerts It can also be extended to vaccination certificates . however , Although the world economic forum lists authentication as 2021 One of the four prediction directions of blockchain in 2010 , But the who's current recommendation is , It should not be said whether or not COVID-19 Vaccination as a compulsory entry condition ."}]},{"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":" The Singapore government is closely following the latest international progress in the use of digital vaccination certificates , And discuss with the International Civil Aviation Organization and various countries on the recognition of such certificates . But because most countries and regions are just beginning to vaccinate , So there may not be clear results in the short term ."}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"heading","attrs":{"align":null,"level":4},"content":[{"type":"text","text":" The UK uses blockchain to track vaccines "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"image","attrs":{"src":"https:\/\/static001.geekbang.org\/wechat\/images\/52\/52ac9de2a5d7353268cd226bcb41fea1.jpeg","alt":null,"title":null,"style":null,"href":null,"fromPaste":false,"pastePass":false}},{"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":" In addition to the test certificate , Another thing closely related to the epidemic is the vaccine ."}]},{"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":" One year after the new coronavirus pandemic , Scientists have successfully developed a vaccine , But in COVID-19 Storage and transportation of vaccines , The health care system still faces serious challenges . There is an unprecedented demand for new vaccines in the market , Technology upgrading in this field has become a new necessity ."}]},{"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":" such as ,Moderna Our vaccine achievements need to be stored below zero for a long time 20℃ In the environment of , But in 2℃~4℃ It can also be kept active in the transportation environment . But Pfizer's vaccine needs to be stable below zero 70℃ Environmental Science , Once in a hotter environment , The vaccine will soon be ineffective , The existing global logistics system can hardly meet this requirement ."}]},{"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":" Besides , In the face of strong market demand , There are always black hearted businessmen who want to make a fortune . Criminals may fake vaccines and put them on the market in large quantities . meanwhile , The process of vaccination is also complicated , It takes two injections to get immunity , The second dose of the vaccine needs to be completed within a few weeks after the first injection , Once the interval is too long , You may need to be vaccinated again ."}]},{"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":" In this case , What role can blockchain technology play ?"}]},{"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":" Facing the challenge of vaccine delivery , Hospitals in the UK began to use new and important technologies to deliver vaccines to the public as soon as possible from the low-temperature workshops in factories ."}]},{"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":" A British hospital in Stratford and Warwick on Avon in Central England , Efforts are being made to use blockchain technology to track vaccine distribution and monitor the refrigerators where vaccines are stored . such , Hospitals can pay close attention to new vaccines that are highly sensitive to temperature , Especially its storage and distribution links ."}]},{"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":" The National Health Service (NHS) Release the treatment , And British data analysts Everyware Responsible for monitoring vaccines . From a ledger manufacturer in Texas Hedera According to the report , Blockchains can span multiple chains , Strengthen the record 、 Ability to save and share data ."}]},{"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":" With the help of the characteristics of blockchain decentralized ledger , Vaccine providers 、 There can be a close coordination channel between vaccine suppliers and the general public who have not been vaccinated , The whole process of vaccine production and distribution can be transformed into a clear “ The picture ”, Prevent fake vaccines from entering the market ."}]},{"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":"IBM Head of blockchain solutions for the company Mark Treshock Think , With the increasing demand for vaccines in the future , Logistics companies may need to prove the availability of specific batches of vaccines , In particular, it proves that vaccines are always transported and distributed under safe and compliant conditions ."}]},{"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":" Combined with other technologies "}]},{"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":" however , Blockchain alone is not enough to solve the problem , Other technologies are still needed ."}]},{"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":" Strict environmental temperature requirements for vaccines , Internet of things technology will play a crucial role . The sensor will be mounted on top of the vaccine container , To track the status of the container and continuously report the transportation environment data , Including the temperature on the way 、 Vibration 、 Humidity and even the acceleration of transport vehicles ."}]},{"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":" This technology can ensure that medical service providers and vaccine distributors can accurately control the temperature of the container , When the temperature exceeds the safe storage range, the quality of vaccine can be determined quickly , Greatly reduce the possibility of vaccine loss and subsequent risk . The strong combination of blockchain and Internet of things will successfully prevent vaccination groups from contacting fake and inferior products ."}]},{"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":" For logistics enterprises , Now may be a good opportunity to invest in new technologies to adapt to the delivery of new vaccines ."}]},{"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","marks":[{"type":"strong"}],"text":" Reference link :"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https:\/\/www.theregister.com\/2021\/03\/01\/blockchain_to_the_rescue_singapore\/","title":"","type":null},"content":[{"type":"text","text":"https:\/\/www.theregister.com\/2021\/03\/01\/blockchain_to_the_rescue_singapore\/"}]}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https:\/\/www.iotforall.com\/blockchain-iot-covid-vaccine-shipments","title":"","type":null},"content":[{"type":"text","text":"https:\/\/www.iotforall.com\/blockchain-iot-covid-vaccine-shipments"}]}]},{"type":"heading","attrs":{"align":null,"level":5}}]}
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