Impressões digitais podem ser repetidas, diz IA

[{"selector":"#anim-b2856d05-eb54-4211-ab68-f5f5bbc4f8e1","keyframes":{"opacity":[0,1]},"delay":0,"duration":900,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2c704557-53ca-4d2f-8535-225191fb2615","keyframes":{"transform":["translate3d(0px, 215.37462%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":900,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ef9619f6-26af-47d9-9522-423a05b5abd5","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-297df6b5-4119-466d-b8b7-250d87a6f00f","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7fdd7bb1-29e4-403e-b639-1601a65d0cb1","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-99f892e8-1647-4048-bde0-e973208ad5c5","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-70d5d977-5175-4974-81bd-e0f0ff54d092","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] As impressões digitais podem não ser tão exclusivas quanto se acreditava, segundo um estudo de IA. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-844d8f3c-70db-4831-8ce5-55a6b9eaa407","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-28baa55c-6295-42fe-a189-3a24437c038c","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-efb6c019-a992-4d6d-ac5b-63aa7fac08d5","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-a0d8ef9e-6edf-43bc-b020-9f5eb967a807","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Os pesquisadores usaram um algoritmo de aprendizado de máquina para analisar milhões de impressões digitais de pessoas diferentes. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-3c8756e9-b255-448e-8a6d-1f7bf4d44225","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b0e87f87-b270-45b5-b9ba-c2662ecaedc2","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0b2a7e3d-3385-4eb1-825c-2281b4dfbdc4","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-4630fc5a-832f-4904-b58c-d2a2d5bdcad5","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Eles descobriram que há uma chance de 0,2% de que duas impressões digitais tenham pelo menos quatro pontos em comum. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-46102fc0-defc-43c3-a1dd-befe0970e500","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f47f88e6-1b7f-4641-b17c-3d887e5a3c90","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2c864f80-5267-4775-ae92-6be80460a7a5","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-61d2e16d-636b-4ea0-81a0-99aad7deaf11","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Isso significa que há uma possibilidade de falsos positivos na identificação biométrica, que pode afetar a segurança e a privacidade. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-9f781dca-2463-4840-b2d4-45d8b67a959a","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-878bf7fe-a3ce-415d-96a0-8a2658e7570f","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d3eda449-3a06-4354-a8aa-0b7fb50a6443","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-1799a77e-3ef3-4239-9c45-7cfba1d3d1aa","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Os autores do estudo alertam que é preciso revisar os padrões e os métodos usados para verificar as impressões digitais. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-2ec59811-9e14-4b42-abf2-abb8aeb2f9cf","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-dc06ff1d-6af8-496b-ad75-17a8d3d76ae3","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fb81ae3a-1afb-4028-b4e2-b030bd2913a8","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-b2c8f3f1-9d50-44b8-a67a-d9b7c5dd9797","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Eles também sugerem que se usem outras características biométricas, como a íris ou o rosto, para aumentar a confiabilidade. Foto: Redes Sociais ou Banco de Imagens

[{"selector":"#anim-9d77e349-6cc8-43aa-9182-1678e6bfd4ee","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ce2f7193-033c-4a98-be5c-c5d12ca4041a","keyframes":{"transform":["rotate(-90deg) translate3d(-62.53919%, 0px, 0) rotate(90deg)","rotate(-90deg) translate3d(0px, 0px, 0) rotate(90deg)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-901ac96d-d5da-4e3d-a10b-e7c8861d9955","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-9afc7ea0-f1b1-4512-a4bf-15bf8ac23479","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":600,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] O estudo foi publicado na revista científica IEEE Transactions on Information Forensics and Security. Foto: Redes Sociais ou Banco de Imagens

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[{"selector":"#anim-cd6dd521-bb72-40a3-a904-0c2208f6c9cc","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c0339a3a-04cf-4b95-a7f9-82e30b1b2bab","keyframes":{"transform":["translate3d(-100%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5e91da3d-3c88-42fd-9221-5bfb861777bc","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0a7b383d-d964-48d4-b09c-3b154377d3a5","keyframes":{"transform":["translate3d(100.00000%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0930899a-743d-455a-90cd-7fdf6d99b3af","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0c37a2ec-89f3-4d76-9671-0a00811cb53b","keyframes":{"transform":["translate3d(-130.3502%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2554d1dc-883d-401f-aa5e-b22e7e17932f","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ae2408af-ed7c-47a9-8276-0965298997e2","keyframes":{"transform":["translate3d(124.90272%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1dad3965-1dcf-4640-8c9a-10eee868a84e","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fbedde0b-8d97-40d7-ac3d-dcfc3f927e72","keyframes":{"transform":["translate3d(-174.5%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d1b888ed-f2ab-4447-86d2-d197dfd55eeb","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-afe3c3f1-e79f-4978-8a4e-59d8b797d001","keyframes":{"transform":["translate3d(-100%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bace0534-4575-4fcd-a681-6971906881b3","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ec1455b5-f0a8-4068-9936-154bfc02e868","keyframes":{"transform":["translate3d(-116.32654%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Imagens de celebridades: Instagram Outras Imagens: Banco de imagens

Impressões digitais podem ser repetidas, diz IA

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Criação: Isabel Santos

Imagens: Divulgação