Class SecurityHelper

To generate code verifier and code challenge

Hierarchy

SecurityHelper

Index

Constructors

constructor

Methods

Constructors

constructor

new SecurityHelper(): SecurityHelper

Returns SecurityHelper

Methods

Private base64urlencode

base64urlencode(buffer: any): string

Parameters
- buffer: any
  
  Array Buffer
Returns string
- base64 endcoded url
```
@example
base64urlencode([]);
```

Private dec2hex

dec2hex(dec: number): string

Convert decimal to hexadecimal

Parameters
- dec: number
  
  decimal number
Returns string
- hexadecimal - 20
```
@example
dec2hex(32);
```

generateCodeChallengeFromVerifier

generateCodeChallengeFromVerifier(verifier: string): Promise<string>

To generate the code challenge

Parameters
- verifier: string
  
  code verifier
Returns Promise<string>
- base64 Encoded value - ftMwffFeP8uzj-D9BKFG
```
@example
generateCodeChallengeFromVerifier('dfd7fe9fff84d20091bd6c');
```

generateCodeVerifier

generateCodeVerifier(): string

To generate the code verifier

Returns string
- code verifier
```
@example
generateCodeVerifier();
```

Private sha256

sha256(plain: string): Promise<ArrayBuffer>

Parameters
- plain: string
  
  Code verifier
Returns Promise<ArrayBuffer>
- Array Buffer
```
@example
sha256('dfd7fe9fff84d20091bd6c');
```

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