[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [weakenAnalyze](./bitburner.ns.weakenanalyze.md)
## NS.weakenAnalyze() method
Predict the effect of weaken.
Signature:
```typescript
weakenAnalyze(threads: number, cores?: number): number;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| threads | number | Amount of threads that will be used. |
| cores | number | Optional. The number of cores of the server that would run weaken. |
Returns:
number
The security decrease.
## Remarks
RAM cost: 1 GB
Returns the security decrease that would occur if a weaken with this many threads happened.