Daiwa Securities says info on 110,000 clients may have been leaked in vendor incident
Daiwa Securities says a vendor breach may have exposed names and account numbers of up to 110,000 clients.
Daiwa Securities Group, Japan's second-largest brokerage, said information on as many as 110,000 clients may have been stolen after servers at vendor Scala Communications were hacked. Scala reported Saturday that it found evidence of client data leaking through unauthorized access, and Daiwa disclosed the incident Monday. The exposed information included names and account numbers. Daiwa said the data cannot access securities accounts or support online trading, no improper transactions have been detected, and its own systems were not breached.
- Up to 110,000 Daiwa client records may have been stolen.
- Vendor Scala Communications reported unauthorized access and a data leak.
- Exposed data includes names and account numbers, not trading credentials.
- Daiwa says its own systems were not breached and no fraud was found.
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Takashi Nakamichi and Ryo Horiuchi report that Daiwa Securities, Japan’s second-largest brokerage and investment banking firm, is responding to a breach at one of its vendors.
Daiwa Securities Group said information on as many as 110,000 clients may have been stolen after the servers of an external vendor were hacked.
Japan’s second-largest brokerage received a report from vendor Scala Communications on Saturday that it found evidence of client data being leaked due to unauthorized access, Daiwa said in a statement on Monday. The information included names and account numbers.
The data can’t be used to access securities accounts or conduct online trading, and no inappropriate transactions associated with the leak have been detected, Daiwa Securities said. Its own systems haven’t been breached, it added.
Read more at The Japan Times.
Text extracted automatically; images, tables and formatting may be missing. Original: https://databreaches.net/2026/10/05/daiwa-securities-says-info-on-110000-clients-may-have-been-leaked-in-vendor-incident/