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Author Topic: Bitcoin - visa card  (Read 612 times)
flamengo10
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November 19, 2017, 12:28:42 PM
 #21

spectrocoin  is the best
According to NIST and ECRYPT II, the cryptographic algorithms used in Bitcoin are expected to be strong until at least 2030. (After that, it will not be too difficult to transition to different algorithms.)
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WorldBitICO
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November 21, 2017, 04:00:37 AM
 #22

Cryptopay, Xapo, Shift etc. are good ones.
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