Sim Swapping
カートのアイテムが多すぎます
カートに追加できませんでした。
ウィッシュリストに追加できませんでした。
ほしい物リストの削除に失敗しました。
ポッドキャストのフォローに失敗しました
ポッドキャストのフォロー解除に失敗しました
Sim Swapping
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著者：
概要
Your Phone Number Just Became Your Weakest Security Link
A hacker calls your mobile carrier. In 20 minutes, they’ve transferred your phone number to their SIM card. By tonight, your email is compromised. Your bank account is drained. Your cryptocurrency wallet is empty. This isn’t science fiction—it’s SIM swapping, and it’s happening to thousands of people right now.
The Scale of the Problem
The FBI reported 982 SIM swap complaints in 2024 alone, with documented losses exceeding $26 million. But here’s what’s alarming: the real number is far higher. Many victims don’t report the SIM swap itself—they report the downstream fraud. A compromised email account. A depleted bank balance. A stolen cryptocurrency wallet. The National Fraud Database in the UK recorded a 1,055% surge in unauthorized SIM swaps in 2024. Australia reported a 240% increase in the same period.
What makes this attack so devastating? The attacker needs almost nothing, just your name and phone number. That’s literally data you’ve shared on social media, given to customer service representatives, or had included in a data breach you never heard about.