| MaskString(String, Char) | Masks the source string with a specific character. |
| MaskString(String, Char, Char) | Masks the source string with a specific character, allowing certain characters to remain unmasked. |
| MaskString(String, Int32, Boolean, Char) | Partially masks the source string with a specific character. |
| MaskString(String, Int32, Boolean, Char, Char) | Partially masks the source string with a specific character, allowing certain characters to remain unmasked. |