https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposu...
CVE-2010-5141 remote attack can spend anyone's balance
CVE-2010-5139 On 15 August 2010 over 184 billion bitcoins were generated
in a transaction, and sent to two addresses on the
network.
https://www.webcitation.org/6IwX8oDIN CVE-2012-2459 2012-05-14 This could be used to fork the
blockchain, including deep double-spend attacks.
CVE-2013-3219 Attacker can double-spend with 1 confirmation
CVE-2018-17144 Multiple double spend bugs allowing a user
to send more funds then available in wallet balance.
This book offers a more comprehensive and detailed insight into the history and technical details of Bitcoin and the history of those involved within "the Blockchain community": https://davidgerard.co.uk/blockchain/book/If you look at the previous comments you keep ignoring the specific points explained against why your claims are disingenuous and naive and repeating the same tired marketing falsehoods in your attempt to convince rubes into buying database software which may very likely become obsolete at any moment in the immediate future. Why would you want to store your "money" in a fragile software system with no protection or safeguards? At least with gold, you won't have someone on the other side of the world capable of breaking into your house remotely and stealing your savings.
Here's a recent research paper analysis on Bitcoin and the lightening network:
https://ftalphaville.ft.com/2019/01/23/1548238967000/BIS-tro...
https://www.bis.org/publ/work765.pdf
https://www.ft.com/__origami/service/image/v2/images/raw/htt...