{"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\/de\/what-is-web-3\/","title":{"rendered":"Web3 erkl\u00e4rt: Verstehen, was deine Wallet tun soll"},"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 erkl\u00e4rt: Verstehen, was deine Wallet tun soll<\/h1>\n<p>Web3 bezeichnet Anwendungen, die f\u00fcr manche Funktionen Blockchains, Wallets und gemeinsame Protokolle nutzen. Beispiele sind Token-Tausch, digitale Sammlerst\u00fccke und gemeinschaftliche Entscheidungen. Es ist kein separates Internet, dem du beitreten musst. Die Bezeichnung macht eine App weder dezentral noch privat oder sicher. Entscheidend ist, welche Teile du kontrollierst und welche weiterhin von einem Betreiber abh\u00e4ngen.<\/p>\n<p class=\"scg-essential-task\">Deine Aufgabe: Wallet-Verbindung, Signatur und Token-Freigabe unterscheiden und pr\u00fcfen, ob eine Anfrage zur beabsichtigten Handlung passt.<\/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;Sprechblasen mit verbundenen Blockchain-Knoten als Illustration von Web3-Anwendungen und Gemeinschaften&#8221; title_text=&#8221;Sprechblasen mit verbundenen Blockchain-Knoten als Illustration von Web3-Anwendungen und Gemeinschaften&#8221; 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>Drei Ebenen hinter einer Web3-Anwendung<\/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>Die Website ist eine Oberfl\u00e4che<\/h3>\n<p>Eine Browserseite zeigt Informationen und schl\u00e4gt Aktionen vor. Domain, Hosting, Suchtreffer und Supportkan\u00e4le k\u00f6nnen einem Unternehmen geh\u00f6ren oder kompromittiert werden. Ein vertrautes Aussehen beweist nicht, dass du den richtigen Vertrag verwendest. Reines Lesen oder Pr\u00fcfen einer \u00f6ffentlichen Adresse sollte niemals deine Wiederherstellungsphrase erfordern.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Die Wallet verwaltet deine Befugnisse<\/h3>\n<p>Deine Wallet verwaltet Schl\u00fcssel und bittet um Autorisierung. Eine einfache Verbindung teilt normalerweise ausgew\u00e4hlte \u00f6ffentliche Kontoinformationen; sie erlaubt f\u00fcr sich genommen keine Token-Ausgaben. Lies jede Berechtigungsanfrage, denn Wallets unterst\u00fctzen auch weitergehende Rechte. \u00d6ffentliche Adressen und Transaktionsverl\u00e4ufe sind auf \u00f6ffentlichen Blockchains sichtbar, auch ohne Website-Verbindung.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Vertr\u00e4ge wenden Regeln an<\/h3>\n<p>Ein Smart Contract f\u00fchrt programmierte Regeln auf einer Blockchain aus. Token k\u00f6nnen Guthaben, Stimmrechte oder Zugang darstellen, aber nicht jede n\u00fctzliche App ben\u00f6tigt einen eigenen Token. Pr\u00fcfe, ob ein Administrator den Vertrag aktualisieren, pausieren oder \u00e4ndern kann. Oberfl\u00e4chen, Datenanbieter und gehostete Knotendienste k\u00f6nnen zentralisiert bleiben, obwohl die Abwicklung eine Blockchain nutzt.<\/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>Eine Anfrage in drei Schritten pr\u00fcfen<\/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>Ziel und Netzwerk verifizieren<\/h3>\n<p>Beginne mit einer unabh\u00e4ngig gepr\u00fcften Projektadresse, nicht mit einer unerwarteten Nachricht oder gesponserten Suchanzeige. Pr\u00fcfe Netzwerk, Konto und Vertragsziel in der Wallet. Ein Ticker allein identifiziert keinen Token-Vertrag. Lies die vorgeschlagene Aktion, bevor du ein Konto mit wertvollen Best\u00e4nden verbindest.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Die Autorisierung verstehen<\/h3>\n<p>Eine Nachrichtensignatur kann dich anmelden, andere Signaturen k\u00f6nnen jedoch Orders oder Token-Ausgaben erlauben. Keine Gasgeb\u00fchr bedeutet nicht kein Risiko. Eine Freigabe oder ein Permit kann einem bestimmten Spender Zugriff auf einen bestimmten Token geben. Eine Transaktion kann Mittel bewegen oder den Blockchain-Zustand \u00e4ndern. Wenn die Wallet die Aktion nicht verst\u00e4ndlich zeigt oder du sie nicht erkl\u00e4ren kannst, stoppe statt blind zu signieren.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Umfang begrenzen und Ergebnis pr\u00fcfen<\/h3>\n<p>Pr\u00fcfe bei einer unterst\u00fctzten Token-Freigabe Token, Spender und Betrag. Begrenze die Erlaubnis nach M\u00f6glichkeit auf die Aufgabe und pr\u00fcfe gesch\u00e4tzte Gaskosten separat. Kontrolliere danach Status und tats\u00e4chliche Token-\u00c4nderungen in Wallet oder Explorer. Das Trennen der Website entfernt die Verbindung, widerruft aber nicht automatisch eine verbleibende Token-Freigabe.<\/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>Beispiel: Zahlung und Freigabelimit sind verschieden<\/h2>\n<div class=\"scg-essential-equation\"><span>25 TOKEN<\/span><span>\u2260<\/span><strong>10,000 TOKEN<\/strong><\/div>\n<p>Du m\u00f6chtest 25 Einheiten eines erfundenen TOKEN in einer App verwenden. Die Wallet fragt stattdessen nach einer Freigabe \u00fcber 10.000 TOKEN f\u00fcr einen Spender-Vertrag. Das erlaubt bis zum 400-Fachen des geplanten Betrags und ist kein Zahlungsbeleg \u00fcber 25 Token. Eine normale Freigabe gilt f\u00fcr diesen Token und Spender auf diesem Netzwerk und kann k\u00fcnftige Einzahlungen gef\u00e4hrden, solange sie besteht. Pr\u00fcfe zuerst den Spender und senke das Limit auf 25, falls der Ablauf dies unterst\u00fctzt, oder lehne ab. Ein kleineres Limit begrenzt den durch diese Freigabe gef\u00e4hrdeten Betrag, beweist aber keine Vertrauensw\u00fcrdigkeit des Vertrags. Kauf oder Einzahlung bleiben separate Aktionen, sofern die App die Schritte nicht ausdr\u00fccklich kombiniert.<\/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>Fehler, die unn\u00f6tiges Risiko erzeugen<\/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>Eine Signatur f\u00fcr harmloses Anmelden halten<\/h3>\n<p>Lies Domain, Zweck, Token-Umfang und gegebenenfalls Ablaufdatum. Manche Off-Chain-Signaturen k\u00f6nnen sp\u00e4ter On-Chain-Aktionen autorisieren. Eine kostenlose Signatur ist nicht unbedingt eine harmlose Nachricht. Genehmige niemals nur deshalb, weil ein angeblicher Supportmitarbeiter behauptet, damit w\u00fcrden Guthaben freigegeben.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Eigentum mit garantiertem Zugang verwechseln<\/h3>\n<p>Ein Token garantiert nicht, dass Website, Bilddatei oder Marktplatz dauerhaft verf\u00fcgbar bleiben. Governance-Token geben nicht automatisch wirksame Kontrolle, wenn Stimmrechte konzentriert sind oder Administratoren Entscheidungen \u00fcberschreiben k\u00f6nnen. Frage, was auf der Blockchain gespeichert ist, was externe Server ben\u00f6tigt und wer beide Teile \u00e4ndern kann.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Trennen f\u00fcr Widerrufen halten<\/h3>\n<p>Eine Website zu trennen und eine Token-Freigabe zu widerrufen sind unterschiedliche Vorg\u00e4nge. Pr\u00fcfe Freigaben \u00fcber eine vertrauensw\u00fcrdige Wallet oder einen Explorer im richtigen Netzwerk. Ein On-Chain-Widerruf ben\u00f6tigt normalerweise Gas und \u00e4ndert k\u00fcnftige Befugnisse; bereits \u00fcbertragene Verm\u00f6genswerte holt er nicht zur\u00fcck. Nutze keinen zuf\u00e4llig zugesandten \u201eWallet-Cleaner\u201c-Link.<\/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>\u00dcbung: Die Anfrage beurteilen<\/h2>\n<p>Du willst 20 TOKEN einzahlen. Eine Website verlangt eine Freigabe \u00fcber 5.000 TOKEN und behauptet, anschlie\u00dfendes Trennen entferne sie. Was stimmt daran nicht, und was solltest du vor dem Fortfahren pr\u00fcfen?<\/p>\n<details>\n<summary>Erkl\u00e4rung anzeigen<\/summary>\n<p>Die Freigabe betr\u00e4gt das 250-Fache der geplanten Einzahlung. Trennen widerruft sie nicht. Pr\u00fcfe Website, Netzwerk, Token-Vertrag und Spender sowie die konkrete Berechtigung. Nutze ein angemessen kleineres Limit, falls unterst\u00fctzt, oder lehne ab. Best\u00e4tige die Einzahlung separat und pr\u00fcfe anschlie\u00dfend verbleibende Freigaben. Weder erfolgreiche Transaktion noch begrenzte Freigabe beweisen, dass die App selbst sicher ist.<\/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>Vor der Nutzung einer App \u00fcben<\/h2>\n<div class=\"scg-essential-actions\"><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/kryptowahrungs-geldborsen\/\">Krypto-Wallets verstehen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/wie-bleibt-deine-kryptowahrung-sicher\/\">Schl\u00fcssel und Berechtigungen sch\u00fctzen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/crypto-readiness-quiz\/\">Dein Kryptowissen testen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/kategorie\/wie-zu-kaufen\/buy-defi\/\">DeFi-Kaufleitf\u00e4den entdecken<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 (Affiliate-Link)<\/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>Quellen und weiterf\u00fchrende Informationen<\/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; 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Berechtigungs\u00fcbung.<\/p>\n","protected":false},"author":1,"featured_media":8510,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[97],"tags":[1119,1120,1117,1118,1121,1116],"class_list":["post-8502","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-beginner","tag-web-1-0","tag-web-2-0","tag-web-3","tag-web-3-0","tag-web-3-0-use-cases","tag-web3"],"_links":{"self":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/8502","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/comments?post=8502"}],"version-history":[{"count":1,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/8502\/revisions"}],"predecessor-version":[{"id":18797,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/8502\/revisions\/18797"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/media\/8510"}],"wp:attachment":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/media?parent=8502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/categories?post=8502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/tags?post=8502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}