what is a "USIM unlocker"? And what would you do with it?

#USIM #cellular #LTE

https://www.aliexpress.com/item/1005008319883141.html

Handy USIM Entriegelungskarte für Phone13/12/11/ProMax/XR Pro SIM-Kartenleser Adapterbox Iphone Xr Dual-SIM-Kartenleser - AliExpress 202192403

Smarter Shopping, Better Living! Aliexpress.com

aliexpress.
KT announces plans to account for USIM replacement costs in Q4, signaling potential impact on quarterly financial results and investor outlook.
#YonhapInfomax #KT #USIM #Q4 #ReplacementCosts #FinancialResults #Economics #FinancialMarkets #Banking #Securities #Bonds #StockMarket
https://en.infomaxai.com/news/articleView.html?idxno=89852
KT to Reflect USIM Replacement Costs in Fourth Quarter

KT announces plans to account for USIM replacement costs in Q4, signaling potential impact on quarterly financial results and investor outlook.

Yonhap Infomax

Warum muss ich mit meiner portierten Rufnummer die MSISDN auf der (U)SIM-Karte mit externer Hard- und Software anpassen? Wäre das nicht eine sinnvolle Anwendung für das SIM Toolkit? Und wieso kann das Android nicht einfach selbst? Mit Embedded SIMs wird es jedenfalls nicht besser.

Das verwendete Tool war übrigens USIM Modifier.

#Android #SIM #USIM #eSIM #GSMA

South Korea's Ministry of Science and ICT will lift its suspension on new SK Telecom subscriber registrations from June 24, following stabilization of USIM supply after a data leak incident.
#YonhapInfomax #SKTelecom #MinistryOfScienceAndICT #USIM #SubscriberRegistrations #DataLeak #Economics #FinancialMarkets #Banking #Securities #Bonds #StockMarket
https://en.infomaxai.com/news/articleView.html?idxno=68831
Ministry of Science and ICT Lifts Suspension on New SK Telecom Subscriber Registrations from the 24th

South Korea's Ministry of Science and ICT will lift its suspension on new SK Telecom subscriber registrations from June 24, following stabilization of USIM supply after a data leak incident.

Yonhap Infomax
"내 티머니가 어디 갔지?".. SKT 유심 교체 전 '반드시' 알아야 할 주의사항

SK텔레콤, 유심 해킹 대응 위해 전 고객 대상 무료 교체 실시. 유심 교체 전 교통카드 잔액·연락처·카카오톡 데이터 백업 등 사전 조치 필요.

토픽트리

#SKTelecom #cyberattack : Free #SIM replacements for 25 million customers

#SouthKorean mobile provider SK Telecom has announced free SIM card replacements to its 25 million mobile customers following a recent #USIM data breach, but only 6 million cards are available through May.

SK Telecom is the country's largest #mobile network operator, serving roughly half of the domestic mobile phone market

https://www.bleepingcomputer.com/news/security/sk-telecom-cyberattack-free-sim-replacements-for-25-million-customers/

SK Telecom cyberattack: Free SIM replacements for 25 million customers

South Korean mobile provider SK Telecom has announced free SIM card replacements to its 25 million mobile customers following a recent USIM data breach, but only 6 million cards are available through May.

BleepingComputer

출근길부터 퇴근길까지, 모든 사람들이 날씨와 안부 묻듯 "유심" 얘기를 하고 있다.

#SK텔레콤 #해킹 #보안사고 #USIM

"국민의 절반이 털렸다".. 믿었던 '업계 1위' SKT의 충격 소식에 소비자들은 '공포'

SK텔레콤이 해킹으로 인해 일부 고객의 유심(USIM) 정보가 유출된 사건이 발생했다. 해킹은 지난 19일 오후 11시 40분경 발생했으며, 악성 코드가 SK텔레콤의 내부 시스템에 설치되어 고객 정보가 유출된 것으로 보인다.

토픽트리
Millions of SK Telecom customers are potentially at risk following USIM data compromise

SK Telecom warned that threat actors accessed customer Universal Subscriber Identity Module (USIM) info through a malware attack.

Security Affairs
🎉 Some new Telco utils 📞📡 are now installed in our x86_64, arm64 and partially on RISCV64 images 📦
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#pentest #telco #security #ss7 #2g #3g #4g #5g #core #network #usim #isim #sim