---
title: "attacker"
description: "A person or process that attempts to access data, functions or other restricted areas of the system without authorization, potentially with malicious intent."
type: term
term_id: 659
language: English
language_code: gb
canonical: "https://glossary.istqb.org/en/term/attacker"
slug: "attacker"
url: "https://istqb-glossary.page/attacker/"
---

# attacker

A person or process that attempts to access data, functions or other restricted areas of the system without authorization, potentially with malicious intent.

## Present in syllabi


- Advanced Security Tester 2016

## Translations


- [Deutsch](https://istqb-glossary.page/de/angreifer/) — Angreifer
- [Italiano](https://istqb-glossary.page/it/attaccante/) — attaccante
- [日本語](https://istqb-glossary.page/jp/%E6%94%BB%E6%92%83%E8%80%85-attacker/) — 攻撃者（attacker）
- [Português (Brasil)](https://istqb-glossary.page/br/atacante/) — atacante
- [Polski](https://istqb-glossary.page/pl/atakujacy/) — atakujący
- [Português](https://istqb-glossary.page/pt/invasor/) — invasor
- [Čeština](https://istqb-glossary.page/cz/utocnik/) — útočník
- [Svenska](https://istqb-glossary.page/se/angripare/) — angripare

Read this term online: https://istqb-glossary.page/attacker/

Markdown variant of the HTML page at https://istqb-glossary.page/attacker/ — part of the
ISTQB Glossary (https://istqb-glossary.page), a linkable, machine-readable
republication of the ISTQB glossary under fair use. No affiliation with ISTQB.