Help Center/ Data Security Center/ API Reference (ME-Abu Dhabi Region)/ Appendixes/ Configuring a Dynamic Sensitive Data Masking Policy/ PRESXY
Updated on 2022-12-29 GMT+08:00
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PRESXY

Retain the specified character string from x to y and mask the rest characters.

Request Parameters

Table 1 Parameter description

Parameter

Mandatory

Type

Description

algorithm

Yes

String

Algorithm type, for example, PRESXY

parameters

Yes

For details, see Table 2.

Parameters for configuring a data masking algorithm
Table 2 Parameters for configuring a data masking algorithm

Parameter

Mandatory

Type

Description

type

Yes

String

Character masking methods are described as follows:

  • CHAR: Character masking
  • RAND: Random masking

method

Yes

String

Masking method

If type is set to RAND, this parameter can be set as follows:

  • CHAR: Replace the data to be masked with characters.
  • DIGITAL: Replace the data to be masked with numbers.
  • BOTH: Replace the data to be masked with letters and numbers.

x

Yes

Int

Start position of retained characters

y

Yes

Int

End position of retained characters

Example Request

{
    "mask_strategies": [
        {
            "name": "col1",
            "algorithm": "PRESXY", 
            "parameters": {
                "type": "CHAR",
                "x": 1,
                "y": 1,
                "method": "*"
            }
        }
    ],
    "data": [
        {
            "col1": "test"
        }
    ]
}
Or
{
    "mask_strategies": [
        {
            "name": "col1",
            "algorithm": "PRESXY",  
            "parameters": {
                "type": "RAND",
                "x": 1,
                "y": 1,
                "method": "CHAR"
            }
        }
    ],
    "data": [
        {
            "col1": "test"
        }
    ]
}