{"id":2298,"date":"2021-07-22T22:20:02","date_gmt":"2021-07-22T20:20:02","guid":{"rendered":"https:\/\/simplecryptoguide.com\/?page_id=2298"},"modified":"2026-10-26T07:58:39","modified_gmt":"2026-10-26T06:58:39","slug":"what-is-a-decentralized-exchange-dex","status":"publish","type":"post","link":"https:\/\/simplecryptoguide.com\/de\/what-is-a-decentralized-exchange-dex\/","title":{"rendered":"Dezentrale B\u00f6rsen: einen Swap vor dem Signieren pr\u00fcfen"},"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>Dezentrale B\u00f6rsen: einen Swap vor dem Signieren pr\u00fcfen<\/h1>\n<p>Eine dezentrale B\u00f6rse (DEX) erm\u00f6glicht Handel \u00fcber Blockchain-Vertr\u00e4ge statt \u00fcber ein herk\u00f6mmliches B\u00f6rsenkonto. Eigene Schl\u00fcssel ver\u00e4ndern die Risiken, beseitigen sie aber nicht. Diese Lektion begleitet einen einfachen Token-Swap innerhalb eines Netzwerks von der Pr\u00fcfung des Verm\u00f6genswerts bis zum Transaktionsbeleg.<\/p>\n<p class=\"scg-essential-task\">Deine Aufgabe: vor der Freigabe erkl\u00e4ren, was du autorisierst, wie viel du mindestens erh\u00e4ltst und welche Gesamtkosten entstehen.<\/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\/defi-decentralized-finance.png&#8221; alt=&#8221;DeFi-Illustration zur Pr\u00fcfung eines Token-Swaps auf einer DEX&#8221; title_text=&#8221;DeFi-Illustration zur Pr\u00fcfung eines Token-Swaps auf einer DEX&#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>Verfolge den Handel durch drei Ebenen<\/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>Wallet: deine Autorisierung<\/h3>\n<p>Beim Verbinden sieht die App deine \u00f6ffentliche Adresse. Eine Freigabe oder Permit-Signatur kann Token-Ausgaben erlauben; der Swap f\u00fchrt den Handel aus. Das sind unterschiedliche Vorg\u00e4nge. Auch eine Signatur ohne Gasgeb\u00fchr kann wertvolle Berechtigungen erteilen. Gib niemals deine Wiederherstellungsphrase auf einer Handelswebsite ein.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Router: die vorgeschlagene Route<\/h3>\n<p>Ein automatisierter Market Maker handelt gegen Poolreserven, eine Orderbuch-DEX f\u00fchrt Auftr\u00e4ge zusammen. Aggregatoren k\u00f6nnen einen Handel auf mehrere Pools oder andere Ausf\u00fchrungssysteme verteilen. Pr\u00fcfe Route und Bedingungen. Eine vertraute Oberfl\u00e4che macht nicht jeden Token oder Vertrag vertrauensw\u00fcrdig.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Blockchain: die Abwicklung<\/h3>\n<p>Eine gesendete Transaktion wartet auf ihre Aufnahme. Ein erfolgreicher Beleg best\u00e4tigt die Ausf\u00fchrung, nicht die Seriosit\u00e4t des Tokens. Vertragsfehler, b\u00f6sartige Tokens, kompromittierte Websites und Transaktionsreihenfolgen bleiben Risiken. Ein Swap im selben Netzwerk \u00fcbertr\u00e4gt keine Werte auf eine andere Blockchain.<\/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>Anleitung: erst das Angebot, dann die Wallet-Anfrage 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>Netzwerk und Token verifizieren<\/h3>\n<p>\u00d6ffne das Protokoll \u00fcber eine verifizierte offizielle Quelle. Gleiche das Netzwerk in App und Wallet ab. Vergleiche die vollst\u00e4ndige Token-Vertragsadresse mit der offiziellen Projektdokumentation und einem Explorer; K\u00fcrzel und Logo sind keine eindeutige Identifikation. Halte die native Gasw\u00e4hrung f\u00fcr Freigaben, Swap und sp\u00e4tere Transfers bereit.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Das vollst\u00e4ndige Angebot lesen<\/h3>\n<p>Pr\u00fcfe Eingabe, erwartete Ausgabe, Preiseinfluss, Mindestempfang und alle Geb\u00fchren. Preiseinfluss entsteht durch deinen Handel; Slippage ist die \u00c4nderung zwischen Angebot und Ausf\u00fchrung. H\u00f6here Slippage-Toleranz verbessert kein schlechtes Angebot. Aktualisiere alte Angebote und \u00fcberdenke Betrag oder Route bei unakzeptablen Ergebnissen.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Autorisieren und nachpr\u00fcfen<\/h3>\n<p>Kontrolliere ausgebenden Vertrag, Token, Ausgabenlimit und gegebenenfalls Ablaufdatum jeder Anfrage. Beschr\u00e4nke Rechte auf das, was du verstehst. Pr\u00fcfe anschlie\u00dfend den Transaktionshash im richtigen Explorer: Status, Token-Vertrag, Mengen und Empf\u00e4nger. Das Trennen der App widerruft keine Token-Freigaben; pr\u00fcfe ungenutzte Berechtigungen separat.<\/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>Rechenbeispiel: ein Minimum ist eine Grenze, kein Versprechen<\/h2>\n<div class=\"scg-essential-equation\"><span>200 \u00d7 (1 \u2212 0.01)<\/span><span>=<\/span><strong>198<\/strong><\/div>\n<p>Ein gew\u00f6hnlicher Pool-Swap mit festem Eingabebetrag bietet hypothetisch 200 Tokens f\u00fcr 100 USDC. Bei 1 % Toleranz betr\u00e4gt das Minimum 198. Poolgeb\u00fchren sind hier bereits enthalten; Gas kommt hinzu. W\u00fcrde die Ausf\u00fchrung nur 197 liefern, setzt eine korrekt durchgesetzte Mindestgrenze den Swap zur\u00fcck. Eine aufgenommene fehlgeschlagene Transaktion kann trotzdem Gas kosten. Bei 5 % Toleranz sinkt das Minimum auf 190: Du erlaubst ein schlechteres Ergebnis, statt den Preiseinfluss zu verringern. Lies das tats\u00e4chliche Minimum in Wallet oder Auftrag, denn Ausf\u00fchrungssysteme unterscheiden sich.<\/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>Drei Fehler vor dem Signieren erkennen<\/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>Das K\u00fcrzel als Beweis betrachten<\/h3>\n<p>Zwei Vertr\u00e4ge k\u00f6nnen denselben Namen tragen. Pr\u00fcfe vollst\u00e4ndige Adresse und Netzwerk unabh\u00e4ngig. Ein kleiner erfolgreicher Kauf beweist weder sp\u00e4tere Verkaufbarkeit noch unver\u00e4nderliche Vertragsbeschr\u00e4nkungen.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Unbegrenzte Freigaben beil\u00e4ufig erteilen<\/h3>\n<p>Eine Ausgabenfreigabe kann mehr als diesen Handel gef\u00e4hrden. Pr\u00fcfe den Zugriff des Spenders, auch bei signierten Permits. Ein Audit oder eine Hardware-Wallet macht eine unsichere Autorisierung nicht harmlos.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Das gesamte Gasguthaben tauschen<\/h3>\n<p>Tokens eines Netzwerks bezahlen nicht allein wegen gleicher K\u00fcrzel Geb\u00fchren auf einem anderen. Behalte das ben\u00f6tigte Gasasset. Pr\u00fcfe ausstehende Transaktionen vor erneutem Senden, um unbeabsichtigte Doppelgesch\u00e4fte zu vermeiden.<\/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: erkenne die unsichere Entscheidung<\/h2>\n<p>Ein Angebot zeigt 500 Tokens, 2 % Toleranz und separates Gas. Das berechnete Minimum ist 490. Die Wallet fordert unbegrenzten Zugriff f\u00fcr einen unbekannten Vertrag. Solltest du signieren, weil das Minimum stimmt? Was passiert bei einer R\u00fccksetzung nach Aufnahme?<\/p>\n<details>\n<summary>Begr\u00fcndung anzeigen<\/summary>\n<p>Nein. Die Rechnung pr\u00fcft nur die Ausgabegrenze, nicht die Berechtigung oder Seriosit\u00e4t des Tokens. Stoppe und verifiziere Spender und Umfang. Bei einer zur\u00fcckgesetzten, aufgenommenen Transaktion werden Swap-Zustands\u00e4nderungen r\u00fcckg\u00e4ngig gemacht, verbrauchtes Gas kann aber berechnet werden. Die 490er-Grenze sch\u00fctzt nicht vor allen anderen Risiken.<\/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>Den n\u00e4chsten Schritt praktisch angehen<\/h2>\n<div class=\"scg-essential-actions\"><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/kryptowahrungs-geldborsen\/#withdrawal-network\">Wallet und Netzwerk pr\u00fcfen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/angebot-absatz-und-schlupf-erlautert\/\">Spread und Slippage verstehen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/was-ist-ein-blockchain-explorer\/\">Eine Transaktion im Explorer verfolgen<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/de\/kategorie\/wie-zu-kaufen\/buy-defi\/\">DeFi-Kaufanleitungen 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:\/\/developers.uniswap.org\/docs\/get-started\/concepts\/how-uniswap-works\" target=\"_blank\" rel=\"noopener\">Uniswap<\/a><\/li>\n<li><a href=\"https:\/\/support.uniswap.org\/hc\/en-us\/articles\/8120520483085-What-is-an-approval-transaction\" target=\"_blank\" rel=\"noopener\">Uniswap: approvals<\/a><\/li>\n<li><a href=\"https:\/\/support.uniswap.org\/hc\/en-us\/articles\/8643794102669-Price-Impact-vs-Price-Slippage\" target=\"_blank\" rel=\"noopener\">Uniswap: price impact \/ slippage<\/a><\/li>\n<li><a href=\"https:\/\/ethereum.org\/developers\/docs\/gas\/\" target=\"_blank\" rel=\"noopener\">Ethereum.org: gas<\/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; 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.et_pb_text{overflow-wrap:break-word}}<\/style>\n<p>[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Pr\u00fcfe DEX-Swaps: Token-Vertr\u00e4ge, Freigaben, Mindestempfang und Gas. Mit einem konkreten Angebot und einer praktischen Signier\u00fcbung.<\/p>\n","protected":false},"author":1,"featured_media":3761,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[98],"tags":[794,793,792,129,130],"class_list":["post-2298","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-intermediate","tag-centralized-exchange","tag-cex","tag-decentralized-exchange","tag-defi","tag-dex"],"_links":{"self":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/2298","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=2298"}],"version-history":[{"count":1,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/2298\/revisions"}],"predecessor-version":[{"id":18774,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/posts\/2298\/revisions\/18774"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/media\/3761"}],"wp:attachment":[{"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/media?parent=2298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/categories?post=2298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/simplecryptoguide.com\/de\/wp-json\/wp\/v2\/tags?post=2298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}