These dimensions provide a good balance between readability and file size,
suitable for most web applications and forms. The 3:1 aspect ratio allows
for comfortable text spacing.
Example: Using default dimensions
constcaptcha = newCaptcha(); // Uses 300x100 by default
Default dimensions for CAPTCHA images.
These dimensions provide a good balance between readability and file size, suitable for most web applications and forms. The 3:1 aspect ratio allows for comfortable text spacing.