0123-3033 0123-3033 S0123-30332022000200023 10.25100/iyc.v24i2.11761 Colombia Colombia 00 12 2022 00 12 2022 24 2

1 2019 2 Blockchain The Democratization of Identity 2020 3 2018 4 Kaspersky 2020 5 2017 6 2017 15 3-33 7 2020 8 9 2018 10 2020 9 7 7 1120 11 2020 14 13 13 12 2019 2019 264-71 13 2020 7 7 7 6143-9 14 2017 35-50 15 2019 2019 270-7 16 2021 8 12 12 9463-72 17 2019 2019 1-6 18 2019 2019 1-7 19 Gowshika 2018 2018 328-32 20 2019 143 167-77 21 2020 2020 429-35 22 2020 27 55-90 23 2021 14 2585-99 24 2020 23 2089-103