{"id":8502,"date":"2022-02-20T14:02:43","date_gmt":"2022-02-20T13:02:43","guid":{"rendered":"https:\/\/simplecryptoguide.com\/?p=8502"},"modified":"2026-10-26T14:37:40","modified_gmt":"2026-10-26T13:37:40","slug":"what-is-web-3","status":"publish","type":"post","link":"https:\/\/simplecryptoguide.com\/pl\/what-is-web-3\/","title":{"rendered":"Web3 w praktyce: zrozum, o co prosi Tw\u00f3j portfel"},"content":{"rendered":"<div data-no-translation><p>[et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;40px||40px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; background_color=&#8221;#fff8d8&#8243;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;2_3,1_3&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; module_class=&#8221;scg-essential-hero&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;2_3&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221; header_font_size=&#8221;42px&#8221;]<\/p>\n<div class=\"scg-essential-breadcrumb\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/div>\n<h1>Web3 w praktyce: zrozum, o co prosi Tw\u00f3j portfel<\/h1>\n<p>Web3 opisuje aplikacje, kt\u00f3re do cz\u0119\u015bci funkcji wykorzystuj\u0105 blockchainy, portfele i wsp\u00f3lne protoko\u0142y. Przyk\u0142ady to wymiana token\u00f3w, w\u0142asno\u015b\u0107 przedmiot\u00f3w kolekcjonerskich i zarz\u0105dzanie spo\u0142eczno\u015bci\u0105. Nie jest to osobny internet, do kt\u00f3rego trzeba do\u0142\u0105czy\u0107. Etykieta Web3 nie gwarantuje decentralizacji, prywatno\u015bci ani bezpiecze\u0144stwa. Wa\u017cne jest to, co kontrolujesz samodzielnie, a co nadal zale\u017cy od operatora.<\/p>\n<p class=\"scg-essential-task\">Twoje zadanie: odr\u00f3\u017cni\u0107 po\u0142\u0105czenie portfela, podpis i uprawnienie do wydawania token\u00f3w, zanim ocenisz, czy pro\u015bba aplikacji odpowiada Twojemu zamiarowi.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;1_3&#8243;][et_pb_image _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; src=&#8221;https:\/\/simplecryptoguide.com\/wp-content\/uploads\/2026\/10\/crypto-community-message-board.png&#8221; alt=&#8221;Dymki z po\u0142\u0105czonymi w\u0119z\u0142ami blockchain przedstawiaj\u0105ce aplikacje i spo\u0142eczno\u015bci Web3&#8243; title_text=&#8221;Dymki z po\u0142\u0105czonymi w\u0119z\u0142ami blockchain przedstawiaj\u0105ce aplikacje i spo\u0142eczno\u015bci Web3&#8243; align=&#8221;center&#8221; max_width=&#8221;260px&#8221; custom_margin=&#8221;0px|auto|0px|auto|true|true&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;concept-map&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Trzy warstwy aplikacji Web3<\/h2>\n<div class=\"scg-essential-grid scg-essential-flow\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>Strona jest interfejsem<\/h3>\n<p>Strona w przegl\u0105darce wy\u015bwietla informacje i proponuje dzia\u0142ania. Domena, hosting, wynik wyszukiwania i kana\u0142y pomocy mog\u0105 nale\u017ce\u0107 do firmy lub zosta\u0107 przej\u0119te. Znajomy wygl\u0105d nie dowodzi, \u017ce korzystasz z w\u0142a\u015bciwego kontraktu. Samo przegl\u0105danie lub sprawdzenie publicznego adresu nie powinno wymaga\u0107 frazy odzyskiwania.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Portfel zarz\u0105dza Twoimi uprawnieniami<\/h3>\n<p>Portfel zarz\u0105dza kluczami i prosi o zatwierdzanie dzia\u0142a\u0144. Zwyk\u0142e po\u0142\u0105czenie zazwyczaj udost\u0119pnia wybrane publiczne informacje o koncie; samo nie pozwala wydawa\u0107 token\u00f3w. Czytaj ka\u017cd\u0105 pro\u015bb\u0119, poniewa\u017c portfele obs\u0142uguj\u0105 te\u017c bardziej zaawansowane uprawnienia. Publiczne adresy i historia transakcji s\u0105 widoczne w publicznych sieciach nawet bez \u0142\u0105czenia si\u0119 ze stron\u0105.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Kontrakty wykonuj\u0105 regu\u0142y<\/h3>\n<p>Smart kontrakt wykonuje zaprogramowane regu\u0142y w blockchainie. Tokeny mog\u0105 reprezentowa\u0107 salda, prawa g\u0142osu lub dost\u0119p, lecz nie ka\u017cda u\u017cyteczna aplikacja potrzebuje w\u0142asnego tokena. Sprawd\u017a, czy administrator mo\u017ce aktualizowa\u0107, wstrzyma\u0107 lub zmieni\u0107 kontrakt. Interfejsy, dostawcy danych i hostowane w\u0119z\u0142y mog\u0105 pozosta\u0107 scentralizowane, nawet gdy rozliczenia odbywaj\u0105 si\u0119 w blockchainie.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;walkthrough&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Sprawd\u017a pro\u015bb\u0119 w trzech krokach<\/h2>\n<div class=\"scg-essential-grid\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>Zweryfikuj cel i sie\u0107<\/h3>\n<p>Zacznij od samodzielnie zweryfikowanego adresu projektu, a nie niezam\u00f3wionej wiadomo\u015bci czy sponsorowanego wyniku. Sprawd\u017a sie\u0107, konto i kontrakt docelowy pokazywane przez portfel. Sam symbol tokena nie wystarcza do identyfikacji kontraktu. Przeczytaj proponowan\u0105 czynno\u015b\u0107 przed po\u0142\u0105czeniem konta z warto\u015bciowymi aktywami.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Ustal, co autoryzujesz<\/h3>\n<p>Podpis wiadomo\u015bci mo\u017ce s\u0142u\u017cy\u0107 do logowania, ale inne podpisy mog\u0105 zatwierdza\u0107 zlecenia lub wydawanie token\u00f3w. Brak op\u0142aty za gas nie oznacza braku ryzyka. Zatwierdzenie lub permit mo\u017ce da\u0107 okre\u015blonemu podmiotowi dost\u0119p do konkretnego tokena. Transakcja mo\u017ce przesuwa\u0107 \u015brodki lub zmienia\u0107 stan sieci. Je\u015bli portfel nie pokazuje zrozumia\u0142ej czynno\u015bci lub nie potrafisz jej wyja\u015bni\u0107, zatrzymaj si\u0119 zamiast podpisywa\u0107 w ciemno.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Sprawd\u017a zakres i p\u00f3\u017aniejszy wynik<\/h3>\n<p>Je\u015bli obs\u0142ugiwany jest limit token\u00f3w, sprawd\u017a token, uprawniony podmiot i kwot\u0119. W miar\u0119 mo\u017cliwo\u015bci ogranicz zgod\u0119 do planowanego zadania. Szacowany gas sprawd\u017a osobno. Po transakcji zweryfikuj status i rzeczywiste zmiany token\u00f3w w portfelu lub eksploratorze. Od\u0142\u0105czenie strony usuwa po\u0142\u0105czenie, lecz nie cofa automatycznie nadal wa\u017cnego uprawnienia do wydawania token\u00f3w.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;worked-example&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;30px|30px|30px|30px|true|true&#8221; module_class=&#8221;scg-essential-panel&#8221; background_color=&#8221;#fff8d8&#8243; custom_padding_phone=&#8221;22px|18px|22px|18px|true|true&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; border_radii=&#8221;on|16px|16px|16px|16px&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;#e5d89e&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Przyk\u0142ad: p\u0142atno\u015b\u0107 to nie limit uprawnienia<\/h2>\n<div class=\"scg-essential-equation\"><span>25 TOKEN<\/span><span>\u2260<\/span><strong>10,000 TOKEN<\/strong><\/div>\n<p>Chcesz u\u017cy\u0107 w aplikacji 25 jednostek fikcyjnego TOKEN. Portfel prosi jednak o limit 10 000 TOKEN dla kontraktu. To zgoda na kwot\u0119 do 400 razy wi\u0119ksz\u0105 ni\u017c planowana, a nie potwierdzenie zap\u0142aty 25 token\u00f3w. Zwyk\u0142e uprawnienie dotyczy konkretnego tokena i uprawnionego podmiotu w danej sieci; dop\u00f3ki obowi\u0105zuje, mo\u017ce obejmowa\u0107 r\u00f3wnie\u017c przysz\u0142e wp\u0142aty. Najpierw zweryfikuj podmiot, a nast\u0119pnie zmniejsz limit do 25, je\u015bli procedura to umo\u017cliwia, albo odrzu\u0107 pro\u015bb\u0119. Ni\u017cszy limit ogranicza kwot\u0119 nara\u017con\u0105 przez t\u0119 zgod\u0119, ale nie dowodzi wiarygodno\u015bci kontraktu. Sam zakup lub wp\u0142ata to odr\u0119bna czynno\u015b\u0107, chyba \u017ce aplikacja wyra\u017anie \u0142\u0105czy kroki.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;common-mistakes&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>B\u0142\u0119dy tworz\u0105ce niepotrzebne ryzyko<\/h2>\n<div class=\"scg-essential-grid\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>Uznawanie podpisu za nieszkodliwe logowanie<\/h3>\n<p>Czytaj domen\u0119, cel, zakres token\u00f3w i termin wa\u017cno\u015bci, je\u015bli s\u0105 pokazane. Niekt\u00f3re podpisy poza blockchainem mog\u0105 p\u00f3\u017aniej autoryzowa\u0107 dzia\u0142ania w sieci. Bezp\u0142atny podpis nie musi by\u0107 nieszkodliw\u0105 wiadomo\u015bci\u0105. Nie zatwierdzaj pro\u015bby tylko dlatego, \u017ce konto podaj\u0105ce si\u0119 za pomoc techniczn\u0105 twierdzi, i\u017c jest potrzebna do odblokowania \u015brodk\u00f3w.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Mylenie w\u0142asno\u015bci z gwarantowanym dost\u0119pem<\/h3>\n<p>Posiadanie tokena nie gwarantuje dalszej dost\u0119pno\u015bci strony, pliku obrazu ani rynku. Tokeny zarz\u0105dzania nie zapewniaj\u0105 automatycznie realnej kontroli, je\u015bli g\u0142osy s\u0105 skoncentrowane lub administrator mo\u017ce uniewa\u017cnia\u0107 decyzje. Ustal, co jest zapisane w blockchainie, co zale\u017cy od zewn\u0119trznych serwer\u00f3w i kto mo\u017ce zmieni\u0107 ka\u017cd\u0105 cz\u0119\u015b\u0107.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Przekonanie, \u017ce od\u0142\u0105czenie cofa zgod\u0119<\/h3>\n<p>Od\u0142\u0105czenie strony i cofni\u0119cie uprawnienia do token\u00f3w to r\u00f3\u017cne operacje. Sprawdzaj uprawnienia przez zaufany portfel lub eksplorator we w\u0142a\u015bciwej sieci. Cofni\u0119cie zgody w blockchainie zwykle wymaga gasu i zmienia przysz\u0142e uprawnienia; nie odzyskuje ju\u017c przelanych aktyw\u00f3w. Nie u\u017cywaj przypadkowo przes\u0142anego linku do \u201eczyszczenia portfela\u201d.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;practice&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;30px|30px|30px|30px|true|true&#8221; module_class=&#8221;scg-essential-panel&#8221; background_color=&#8221;#fff8d8&#8243; custom_padding_phone=&#8221;22px|18px|22px|18px|true|true&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; border_radii=&#8221;on|16px|16px|16px|16px&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;#e5d89e&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>\u0106wiczenie: oce\u0144 pro\u015bb\u0119<\/h2>\n<p>Chcesz wp\u0142aci\u0107 20 TOKEN. Strona \u017c\u0105da limitu 5 000 TOKEN, po czym twierdzi, \u017ce p\u00f3\u017aniejsze od\u0142\u0105czenie usunie zgod\u0119. Co jest b\u0142\u0119dne w tym wyja\u015bnieniu i co trzeba sprawdzi\u0107 przed kontynuowaniem?<\/p>\n<details>\n<summary>Poka\u017c wyja\u015bnienie<\/summary>\n<p>Limit jest 250 razy wi\u0119kszy od planowanej wp\u0142aty. Od\u0142\u0105czenie go nie cofa. Zweryfikuj stron\u0119, sie\u0107, kontrakt tokena i uprawniony podmiot; przeczytaj zakres zgody i zastosuj odpowiedni ni\u017cszy limit, je\u015bli jest obs\u0142ugiwany, albo odrzu\u0107 pro\u015bb\u0119. Potwierd\u017a wp\u0142at\u0119 osobno i sprawd\u017a pozosta\u0142e uprawnienia p\u00f3\u017aniej. Ani udana transakcja, ani ograniczony limit nie dowodz\u0105 bezpiecze\u0144stwa aplikacji.<\/p>\n<\/details>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;next-steps&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Prze\u0107wicz kontrole przed u\u017cyciem aplikacji<\/h2>\n<div class=\"scg-essential-actions\"><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/pl\/portfele-kryptowalutowe\/\">Poznaj portfele kryptowalutowe<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/pl\/jak-utrzymac-bezpieczenstwo-swojej-kryptowaluty\/\">Chro\u0144 klucze i uprawnienia<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/pl\/crypto-readiness-quiz\/\">Sprawd\u017a przygotowanie do kryptowalut<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/pl\/kategoria\/jak-kupowac\/buy-defi\/\">Przegl\u0105daj poradniki zakupu DeFi<span aria-hidden=\"true\">\u2192<\/span><\/a><\/div>\n<p class=\"scg-essential-sources\"><a href=\"https:\/\/accounts.binance.com\/en\/register?ref=RP2JHHRW\" rel=\"sponsored nofollow noopener\" target=\"_blank\">Binance (link partnerski)<\/a><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;sources&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>\u0179r\u00f3d\u0142a i dalsza lektura<\/h2>\n<ul class=\"scg-essential-sources\">\n<li><a href=\"https:\/\/ethereum.org\/web3\/\" target=\"_blank\" rel=\"noopener\">Ethereum \u2014 introduction to Web3<\/a><\/li>\n<li><a href=\"https:\/\/support.metamask.io\/more-web3\/dapps\/manage-dapp-permissions\" target=\"_blank\" rel=\"noopener\">MetaMask \u2014 dapp permissions<\/a><\/li>\n<li><a href=\"https:\/\/support.metamask.io\/configure\/tokens\/how-to-customize-token-approvals-with-a-spending-cap\/\" target=\"_blank\" rel=\"noopener\">MetaMask \u2014 spending caps<\/a><\/li>\n<li><a href=\"https:\/\/support.metamask.io\/hc\/en-us\/articles\/4446106184731\" target=\"_blank\" rel=\"noopener\">MetaMask \u2014 revoking token approvals<\/a><\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;0px||0px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_code _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221;]<\/p>\n<style>body #page-container .scg-template-reading-column .scg-essential-lesson .et_pb_row.scg-essential-panel{padding:30px!important}@media(max-width:600px){body #page-container .scg-template-reading-column 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