Jison Wireless Backdoor Revenue Up Sevenfold as All 5 Major Banks Deploy
Jison's wireless backdoor detection systems are now deployed at KB Kookmin, Shinhan, Hana, Woori and NH NongHyup Bank, with H1 2025 revenue about 7x higher year over year.
Jison has supplied its wireless backdoor detection systems to all five major South Korean banks — KB Kookmin Bank, Shinhan Bank, Hana Bank, Woori Bank and NH NongHyup Bank — according to ZDNet Korea. The company's wireless backdoor security revenue in the first half of 2025 was about 7 times higher than in the same period of 2024.
Beyond the five banks, Jison has supplied its products to 16 financial companies and to a global semiconductor company. The company has also exported its wireless backdoor detection systems to 5 countries, including the US, UK, Singapore and Malaysia.
Jison's share price rose about 18.1%, from 3,010 won on September 7 to 3,555 won on October 7.
Earlier warnings on wireless spy chips
In June 2025, the Financial Supervisory Service warned financial institutions about the risk of wireless spy chips secretly installed in servers and IT equipment. In 2022, a South Korean military officer was caught preparing USB hacking devices to target the military command control system, and in 2024 a US House investigation found communication devices not specified in contracts installed in Chinese-made cranes at US ports.
Quick answers
Which banks use Jison's wireless backdoor detection systems?
All five major South Korean banks: KB Kookmin Bank, Shinhan Bank, Hana Bank, Woori Bank and NH NongHyup Bank.
How much did Jison's wireless backdoor security revenue grow?
Revenue in the first half of 2025 was about 7 times higher than in the same period of 2024.
Where has Jison exported its wireless backdoor detection systems?
To 5 countries, including the US, UK, Singapore and Malaysia.