www.matsui.co.jp/support/security/crime-control?mnu=ft

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各種犯罪手口とその対策 | セキュリティについて | 松井証券

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https://www.matsui.co.jp/support/security/crime-control/?mnu=ft

About this page

This page provides security information from Matsui Securities, recommending passkey authentication to protect customer assets from unauthorized access and phishing scams. It outlines various fraud schemes including phishing, spyware, and fake billing fraud, with countermeasures for each. The page emphasizes awareness of "real-time phishing," an advanced technique bypassing multi-factor authentication. Key recommendations include never entering passwords or transaction PIN codes outside official trading platforms, pre-bookmarking correct login URLs, and immediately changing credentials if compromised. Official URLs for various Matsui Securities sites are listed for verification purposes.