In addition to upper-case ASCII letters (A-Z), lower-case ASCII letters (a-z), and ASCII numerals (0-9), these ASCII special characters are allowed for purposes such as:
Encryption key passphrase.
Escrow passphrase.
ASCII symbol number (decimal) | ASCII symbol | Description of symbol |
33 | ! | Exclamation mark |
34 | " | Quotation mark / Quotes |
35 | # | Number sign / Hash / Pound |
36 | $ | Dollar sign |
37 | % | Percent sign |
38 | & | Ampersand |
39 | ' | Apostrophe / Single quote |
40 | ( | Left parenthesis |
41 | ) | Right parenthesis |
42 | * | Asterisk |
43 | + | Plus sign |
44 | , | Comma |
45 | - | Hyphen / Minus sign |
46 | . | Period / Dot |
47 | / | Slash / Forward slash |
58 | : | Colon |
59 | ; | Semicolon |
60 | < | Less-than sign |
61 | = | Equals sign |
62 | > | Greater-than sign |
63 | ? | Question mark |
64 | @ | At sign |
91 | [ | Left square bracket |
92 | \ | Backslash |
93 | ] | Right square bracket |
94 | ^ | Caret / Circumflex |
95 | _ | Underscore |
96 | ` | Grave accent (not apostrophe or single quote) |
123 | { | Left curly brace |
124 | | | Vertical bar / Pipe |
125 | } | Right curly brace |
126 | ~ | Tilde |