diff --git a/Cargo.lock b/Cargo.lock
index 601a7b1e..eca7a4cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -707,6 +707,21 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "bit-set"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0700ddab506f33b20a03b13996eccd309a48e5ff77d0d95926aa0210fb4e95f1"
+dependencies = [
+ "bit-vec",
+]
+
+[[package]]
+name = "bit-vec"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "349f9b6a179ed607305526ca489b34ad0a41aed5f7980fa90eb03160b69598fb"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -776,6 +791,7 @@ dependencies = [
  "serde_json",
  "sqlx",
  "static-files",
+ "zxcvbn",
 ]
 
 [[package]]
@@ -1010,6 +1026,41 @@ dependencies = [
  "cipher",
 ]
 
+[[package]]
+name = "darling"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f63b86c8a8826a49b8c21f08a2d07338eec8d900540f8630dc76284be802989"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95133861a8032aaea082871032f5815eb9e98cef03fa916ab4500513994df9e5"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim",
+ "syn 2.0.72",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn 2.0.72",
+]
+
 [[package]]
 name = "deranged"
 version = "0.3.11"
@@ -1019,6 +1070,37 @@ dependencies = [
  "powerfmt",
 ]
 
+[[package]]
+name = "derive_builder"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0350b5cb0331628a5916d6c5c0b72e97393b8b6b03b47a9284f4e7f5a405ffd7"
+dependencies = [
+ "derive_builder_macro",
+]
+
+[[package]]
+name = "derive_builder_core"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d48cda787f839151732d396ac69e3473923d54312c070ee21e9effcaa8ca0b1d"
+dependencies = [
+ "darling",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.72",
+]
+
+[[package]]
+name = "derive_builder_macro"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "206868b8242f27cecce124c19fd88157fbd0dd334df2587f36417bafbc85097b"
+dependencies = [
+ "derive_builder_core",
+ "syn 2.0.72",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.99.18"
@@ -1160,6 +1242,17 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "fancy-regex"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "531e46835a22af56d1e3b66f04844bed63158bc094a628bec1d321d9b4c44bf2"
+dependencies = [
+ "bit-set",
+ "regex-automata",
+ "regex-syntax",
+]
+
 [[package]]
 name = "fastrand"
 version = "1.9.0"
@@ -1543,6 +1636,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "idna"
 version = "0.5.0"
@@ -1602,6 +1701,15 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
@@ -1641,6 +1749,12 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
 
+[[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
 [[package]]
 name = "lettre"
 version = "0.11.7"
@@ -2641,6 +2755,12 @@ dependencies = [
  "unicode-properties",
 ]
 
+[[package]]
+name = "strsim"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
+
 [[package]]
 name = "subtle"
 version = "2.6.1"
@@ -3259,3 +3379,20 @@ dependencies = [
  "cc",
  "pkg-config",
 ]
+
+[[package]]
+name = "zxcvbn"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad76e35b00ad53688d6b90c431cabe3cbf51f7a4a154739e04b63004ab1c736c"
+dependencies = [
+ "chrono",
+ "derive_builder",
+ "fancy-regex",
+ "itertools",
+ "lazy_static",
+ "regex",
+ "time",
+ "wasm-bindgen",
+ "web-sys",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 738a4c0e..6084ccff 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,6 +28,7 @@ lettre = "0.11.7"
 quick-xml = { version = "0.31.0", features = ["serde", "serialize"] }
 actix-web-static-files = "4.0"
 static-files = "0.2.1"
+zxcvbn = "3.1.0"
 
 [build-dependencies]
 built = "0.7.4"
diff --git a/src/endpoints/user/post_reset.rs b/src/endpoints/user/post_reset.rs
index 9124b0bd..97ad987e 100644
--- a/src/endpoints/user/post_reset.rs
+++ b/src/endpoints/user/post_reset.rs
@@ -7,6 +7,10 @@ use lettre::{
 };
 use serde::Deserialize;
 use sqlx::PgPool;
+use zxcvbn::{
+    feedback::{Suggestion, Warning},
+    zxcvbn, Score,
+};
 
 use crate::{
     auth,
@@ -19,6 +23,7 @@ struct ResetPasswordForm {
     token: Option<String>,
     password: Option<String>,
     passwordretyped: Option<String>,
+    dry: Option<bool>,
 }
 
 #[actix_web::post("/reset-password")]
@@ -91,6 +96,63 @@ Viele Grüße"##, user.name, reset_url))
             return HttpResponse::BadRequest().body("Token existiert nicht bzw. ist abgelaufen!");
         }
 
+        let user = User::read_by_id(pool.get_ref(), token.as_ref().unwrap().id)
+            .await
+            .unwrap();
+        let mut split_names: Vec<&str> = user.name.as_str().split_whitespace().collect();
+        let mut user_inputs = vec![user.email.as_str()];
+        user_inputs.append(&mut split_names);
+
+        let entropy = zxcvbn(form.password.as_ref().unwrap(), &user_inputs);
+
+        if entropy.score() < Score::Three {
+            let feedback = entropy.feedback().unwrap();
+
+            let warning = match feedback.warning() {
+                Some(Warning::ThisIsATop10Password) => {
+                    "Das Passwort ist eins der 10 meist genutzten."
+                }
+                Some(Warning::ThisIsATop100Password) => {
+                    "Das Passwort ist eins der 100 meist genutzten."
+                }
+                Some(Warning::ThisIsACommonPassword) => "Das ist ein zu übliches Password.",
+                Some(Warning::DatesAreOftenEasyToGuess) => {
+                    "Datumsangaben lassen sich meist leicht erraten."
+                }
+                Some(Warning::RecentYearsAreEasyToGuess) => {
+                    "Vergangene Jahreszahlen lassen sich leicht erraten."
+                }
+                Some(Warning::AWordByItselfIsEasyToGuess) => "abc",
+                Some(Warning::RepeatsLikeAaaAreEasyToGuess) => "abc",
+                Some(Warning::SequencesLikeAbcAreEasyToGuess) => "abc",
+                Some(Warning::StraightRowsOfKeysAreEasyToGuess) => "abc",
+                Some(Warning::ShortKeyboardPatternsAreEasyToGuess) => "abc",
+                Some(Warning::ThisIsSimilarToACommonlyUsedPassword) => "abc",
+                Some(Warning::CommonNamesAndSurnamesAreEasyToGuess) => "abc",
+                Some(Warning::NamesAndSurnamesByThemselvesAreEasyToGuess) => "abc",
+                Some(Warning::RepeatsLikeAbcAbcAreOnlySlightlyHarderToGuess) => "abc",
+                _ => "",
+            };
+
+            let suggestion = feedback
+                .suggestions()
+                .iter()
+                .map(|s| match s {
+                    Suggestion::AvoidSequences => "abc",
+                    Suggestion::AvoidRecentYears => "abc",
+                    _ => "abc",
+                })
+                .collect::<Vec<&str>>()
+                .join("</br>");
+
+            return HttpResponse::BadRequest().body(format!("Passwort zu schwach.</br>Warnung: {warning}</br>Vorschlag: {suggestion}"));
+        }
+
+        if form.dry.is_some_and(|b| b) {
+            return HttpResponse::NoContent().finish();
+        }
+
+
         if form.password.as_ref().unwrap() != form.passwordretyped.as_ref().unwrap() {
             return HttpResponse::BadRequest().body("Passwörter stimmen nicht überein!");
         }
diff --git a/templates/user/reset_password.html b/templates/user/reset_password.html
index 2881a979..78f7aaf6 100644
--- a/templates/user/reset_password.html
+++ b/templates/user/reset_password.html
@@ -4,20 +4,22 @@
 <section class="section">
 	<div class="container">
 		<h1 class="title">Brass - Passwort zurücksetzen</h1>
-		<form class="box" hx-post="/reset-password" hx-target-400="#error-message" hx-on:change="document.getElementById('error-message').innerHTML = ''">
+		<form class="box" hx-post="/reset-password" hx-params="not dry" hx-target-400="#error-message" hx-on:change="document.getElementById('error-message').innerHTML = ''">
 			<input type="hidden" name="token" value="{{ token }}"/>
 
+			<input type="hidden" name="dry" value="true"/>
+
 			<div class="field">
 				<label class="label" for="password">neues Passwort:</label>
 				<div class="control">
-					<input class="input" placeholder="**********" name="password" type="password" required>
+					<input class="input" hx-post="/reset-password?dry=true" hx-params="*" hx-trigger="keyup changed delay:1s" hx-target-400="#error-message" placeholder="**********" name="password" type="password" required>
 				</div>
 			</div>
 
 			<div class="field">
 				<label class="label" for="passwordretyped">neues Passwort wiederholen:</label>
 				<div class="control">
-					<input class="input" placeholder="**********" name="passwordretyped" type="password" required>
+					<input class="input" placeholder="**********" name="passwordretyped" type="password" max=256 required>
 				</div>
 			</div>