ガイド
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Threads collects reams of personal data, and its lack of privacy protections
appears to be illegal in Europe. Here’s what we know so far.
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Learn how to stop unwanted emails on Gmail, Outlook, Proton Mail, Yahoo Mail,
Apple Mail, and Thunderbird and use aliases to hide you email.
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Authenticated Received Chain (ARC) allows email providers to verify that emails
are genuine when forwarded or sent from a mailing list.
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You can encrypt pictures on any device or in the cloud. Here are step-by-step
instructions to protect your privacy with image encryption.
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Zero-knowledge cloud storage protects your files with end-to-end encryption so
only you can access your data. Here’s how it works.
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Learn how FIDO U2F security keys help to keep your online accounts secure even
if your passwords are compromised.
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Learn how file sharing links work and the benefits of use an end-to-end
encrypted link sharing app.
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Learn how digital signatures work and ensure the authenticity and integrity of
digital messages, documents, and other data transfers.
Appleは自社製品をプライバシー重視の選択肢として宣伝していますが、iCloudはデフォルトでプライベートではありません。AppleがiCloudで確認できる内容は以下の通りです。
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There are many ways to store documents, but they aren’t all secure. Learn how to
properly store and protect your documents.