Backdoor Attack on Multilingual Machine Translation

Fuente: arXiv
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Hauptverfasser: Wang, Jun, Xu, Qiongkai, He, Xuanli, Rubinstein, Benjamin I. P., Cohn, Trevor
Format: Preprint
Veröffentlicht: 2024
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author Wang, Jun
Xu, Qiongkai
He, Xuanli
Rubinstein, Benjamin I. P.
Cohn, Trevor
author_facet Wang, Jun
Xu, Qiongkai
He, Xuanli
Rubinstein, Benjamin I. P.
Cohn, Trevor
contents While multilingual machine translation (MNMT) systems hold substantial promise, they also have security vulnerabilities. Our research highlights that MNMT systems can be susceptible to a particularly devious style of backdoor attack, whereby an attacker injects poisoned data into a low-resource language pair to cause malicious translations in other languages, including high-resource languages. Our experimental results reveal that injecting less than 0.01% poisoned data into a low-resource language pair can achieve an average 20% attack success rate in attacking high-resource language pairs. This type of attack is of particular concern, given the larger attack surface of languages inherent to low-resource settings. Our aim is to bring attention to these vulnerabilities within MNMT systems with the hope of encouraging the community to address security concerns in machine translation, especially in the context of low-resource languages.
format Preprint
id arxiv_https___arxiv_org_abs_2404_02393
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Backdoor Attack on Multilingual Machine Translation
Wang, Jun
Xu, Qiongkai
He, Xuanli
Rubinstein, Benjamin I. P.
Cohn, Trevor
Computation and Language
While multilingual machine translation (MNMT) systems hold substantial promise, they also have security vulnerabilities. Our research highlights that MNMT systems can be susceptible to a particularly devious style of backdoor attack, whereby an attacker injects poisoned data into a low-resource language pair to cause malicious translations in other languages, including high-resource languages. Our experimental results reveal that injecting less than 0.01% poisoned data into a low-resource language pair can achieve an average 20% attack success rate in attacking high-resource language pairs. This type of attack is of particular concern, given the larger attack surface of languages inherent to low-resource settings. Our aim is to bring attention to these vulnerabilities within MNMT systems with the hope of encouraging the community to address security concerns in machine translation, especially in the context of low-resource languages.
title Backdoor Attack on Multilingual Machine Translation
topic Computation and Language
url https://arxiv.org/abs/2404.02393