如何设置验证码字体大小和背景颜色-kaptcha配置中

Kaptcha配置详解

Kaptcha简介

Kaptcha是一款开源的Java验证码生成工具,广泛应用于各种Web应用中，用于防止恶意用户通过自动化工具进行登录、注册等操作，Kaptcha支持多种验证码类型，包括纯数字、字母、数字字母混合以及图片验证码等。

ALT="Kaptcha配置修改字体大小背景色" src="https://www.kuidc.com/zdmsl_image/article/20260220112727_56095.jpg" loading="lazy"> Kaptcha配置步骤

添加依赖

在项目中引入Kaptcha的依赖,以下是maven依赖配置：

com.github.pengglekaptcha2.3.2

配置Kaptcha

在Spring Boot项目中，可以通过配置文件来设置Kaptcha的相关参数，以下是Kaptcha的配置示例：

kaptcha:producer:config:width: 160height: 50textproducer.font.name: Arialtextproducer.font.color: blacktextproducer.font.size: 40textproducer.char.space: 5background.color: 0xFFFFFFborder.color: 0x000000border.thickness: 1noise.color: 0x000000show.text: trueproducer.impl: com.google.code.kaptcha.impl.DefaultKaptchatextproducer.impl: com.google.code.kaptcha.text.impl.DefaultTextProducertextproducer.char.string: abcdefghjklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789image.text.decoration.impl: com.google.code.kaptcha.text.decoration.border.GlassBorderimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.shadow.ShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.DefaultCustomDecorationimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: 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com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassBorderRendererimage.text.decoration.impl: com.google.code.kaptcha.text.decoration.custom.GlassShadowRendererimage.text.decoration.impl: 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