<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission.]]></title><description><![CDATA[<p>Announcement: we are working on a new <a href="https://mastodon.social/tags/privacy" rel="tag">#<span>privacy</span></a> app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. The app is going to be free and open-source.<br /><a href="https://mastodon.social/tags/Apple" rel="tag">#<span>Apple</span></a> <a href="https://mastodon.social/tags/iOS" rel="tag">#<span>iOS</span></a> <a href="https://mastodon.social/tags/infosec" rel="tag">#<span>infosec</span></a></p>

<div class="row mt-3"><div class="col-12 mt-3"><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/442/848/642/121/511/original/84cf5b466e3e488b.jpeg" alt="Link Preview Image" /></div></div>]]></description><link>https://board.circlewithadot.net/topic/2f13ecef-9d74-4d41-a818-ed624bce1222/announcement-we-are-working-on-a-new-privacy-app-for-ios-that-raises-awareness-about-which-device-signals-and-data-a-native-app-can-see-once-installed-on-the-iphone-even-without-requesting-any-permission.</link><generator>RSS for Node</generator><lastBuildDate>Fri, 15 May 2026 02:05:26 GMT</lastBuildDate><atom:link href="https://board.circlewithadot.net/topic/2f13ecef-9d74-4d41-a818-ed624bce1222.rss" rel="self" type="application/rss+xml"/><pubDate>Tue, 21 Apr 2026 13:09:22 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Wed, 22 Apr 2026 22:08:58 GMT]]></title><description><![CDATA[<p><span><a href="/user/mysk%40mastodon.social" rel="nofollow noopener">@<span>mysk</span></a></span> oh man wait till folks hear about carrier enrichment</p>]]></description><link>https://board.circlewithadot.net/post/https://sleepyhe.ad/users/vestige/statuses/116450639125487479</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://sleepyhe.ad/users/vestige/statuses/116450639125487479</guid><dc:creator><![CDATA[vestige@sleepyhe.ad]]></dc:creator><pubDate>Wed, 22 Apr 2026 22:08:58 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Wed, 22 Apr 2026 22:00:16 GMT]]></title><description><![CDATA[<p>So, every installed app can see your device's local IPs (Wi‑Fi, cellular SIM, VPN). A VPN doesn't prevent that. I tested iVPN, Mullvad VPN, and Proton VPN. I tried several options such as blocking LAN traffic. Nothing worked to hide the IPs<img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f937.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--shrug" style="height:23px;width:auto;vertical-align:middle" title="🤷" alt="🤷" />‍<img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/2642.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--male_sign" style="height:23px;width:auto;vertical-align:middle" title="♂" alt="♂" />️</p>

<div class="row mt-3"><div class="col-12 mt-3"><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/450/601/585/163/541/original/ce3b1bd85aa25fd1.jpeg" alt="Link Preview Image" /></div></div>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116450604882147338</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116450604882147338</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Wed, 22 Apr 2026 22:00:16 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Wed, 22 Apr 2026 15:29:17 GMT]]></title><description><![CDATA[<p>🤯 Every app installed on the iPhone can read the iPhone's storage volume creation timestamp (down to the second). No permission required. This value remains the same until the volume is erased. Yikes!!<br />The UUID seems to be the same for all devices.</p>

<div class="row mt-3"><div class="col-12 mt-3"><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/449/065/894/058/458/original/21720dceb25bae9e.png" alt="Link Preview Image" /></div></div>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116449067490265634</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116449067490265634</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Wed, 22 Apr 2026 15:29:17 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Wed, 22 Apr 2026 14:16:43 GMT]]></title><description><![CDATA[<p>Yes, every app installed on your iPhone can see your local IP address if you're connected to a Wi-Fi. No permission is required for this and a VPN cannot prevent it.</p><p>Knowing the local IP address could for example allow an app to infer if you’re at home or visiting a friend if the two networks use different subnet values (e.g. 192.168.x.x and 10.0.x.x)</p><p><a href="https://mastodon.social/tags/privacy" rel="tag">#<span>privacy</span></a> <a href="https://mastodon.social/tags/infosec" rel="tag">#<span>infosec</span></a></p>

<div class="row mt-3"><div class="col-12 mt-3"><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/448/779/512/726/733/original/1e5434496284fc76.jpeg" alt="Link Preview Image" /></div></div>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116448782154803490</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116448782154803490</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Wed, 22 Apr 2026 14:16:43 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 22:13:04 GMT]]></title><description><![CDATA[<p>For example, there's an API that returns a global counter which increments every time you copy something to the clipboard in any app. In this early prototype, the count is 1349. All installed apps can silently read this value and potentially abuse it for fingerprinting.</p>

<div class="row mt-3"><div class="col-12 mt-3"><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/444/985/197/958/766/original/13b58743bb7a5540.jpeg" alt="Link Preview Image" /><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/444/985/755/438/745/original/042b36e2b6067951.png" alt="Link Preview Image" /><img class="img-thumbnail" src="https://files.mastodon.social/media_attachments/files/116/444/986/288/128/307/original/a6219663118c758c.png" alt="Link Preview Image" /></div></div>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116444992922180015</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116444992922180015</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Tue, 21 Apr 2026 22:13:04 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 17:21:51 GMT]]></title><description><![CDATA[<p><span><a href="/user/nemo%40mas.to">@<span>nemo</span></a></span> <span><a href="/user/mysk%40mastodon.social">@<span>mysk</span></a></span> </p><p>I always liked the French word for bird:</p><p>Oiseau</p><p>Wah zoh</p>]]></description><link>https://board.circlewithadot.net/post/https://masto.ai/users/D5V3/statuses/116443847818648209</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://masto.ai/users/D5V3/statuses/116443847818648209</guid><dc:creator><![CDATA[d5v3@masto.ai]]></dc:creator><pubDate>Tue, 21 Apr 2026 17:21:51 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 16:09:24 GMT]]></title><description><![CDATA[<p><span><a href="https://mamot.fr/@Atom0">@<span>Atom0</span></a></span> Exactly, the app will cover all these signals and present them to the user in a nice and informative way.</p>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116443562924239894</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116443562924239894</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Tue, 21 Apr 2026 16:09:24 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 14:56:11 GMT]]></title><description><![CDATA[<p><span><a href="/user/mysk%40mastodon.social">@<span>mysk</span></a></span> thank you for this</p><p>I know for example that the device accelerometer is accessible.<br />That means that the app can log this data and know if I’m on a desk, standing up, using my phone in movement, etc <br />I don’t know why Apple didn’t make a portal for this yet </p><p>In fact only an orientation api is required…</p>]]></description><link>https://board.circlewithadot.net/post/https://mamot.fr/users/Atom0/statuses/116443275054685474</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mamot.fr/users/Atom0/statuses/116443275054685474</guid><dc:creator><![CDATA[atom0@mamot.fr]]></dc:creator><pubDate>Tue, 21 Apr 2026 14:56:11 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 14:51:43 GMT]]></title><description><![CDATA[<p><span><a href="/user/mysk%40mastodon.social">@<span>mysk</span></a></span> 2/2</p><p>Examples of birds that do this include the black-capped chickadee (its calls encode predator size), various jays and magpies, and many social species like swifts and starlings.</p><p>Or maybe lighthouse <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f914.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--thinking_face" style="height:23px;width:auto;vertical-align:middle" title="🤔" alt="🤔" /></p>]]></description><link>https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116443257445093152</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116443257445093152</guid><dc:creator><![CDATA[nemo@mas.to]]></dc:creator><pubDate>Tue, 21 Apr 2026 14:51:43 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 14:49:23 GMT]]></title><description><![CDATA[<p><span><a href="/user/mysk%40mastodon.social">@<span>mysk</span></a></span> Hahaha xD oh… oops <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f605.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--sweat_smile" style="height:23px;width:auto;vertical-align:middle" title="😅" alt="😅" /> <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f923.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--rolling_on_the_floor_laughing" style="height:23px;width:auto;vertical-align:middle" title="🤣" alt="🤣" /> <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f64f.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--pray" style="height:23px;width:auto;vertical-align:middle" title="🙏" alt="🙏" /> maybe along the lines of Little Snitch or Snoop Snitch. Something like Privacy Rat or something xD idk</p><p>In the animal kingdom, some birds or other animals shout to alert others to predators — maybe something along those lines. <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f914.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--thinking_face" style="height:23px;width:auto;vertical-align:middle" title="🤔" alt="🤔" /><br />The behavior is called an alarm call (or more broadly, alarm signalling); when individuals watch for predators and warn the group, it's also called sentinel behaviour. 1/2</p>]]></description><link>https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116443248308042664</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116443248308042664</guid><dc:creator><![CDATA[nemo@mas.to]]></dc:creator><pubDate>Tue, 21 Apr 2026 14:49:23 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 14:46:50 GMT]]></title><description><![CDATA[<p><span><a href="/user/nemo%40mas.to">@<span>nemo</span></a></span> This is the toughest part of the project <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f602.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--joy" style="height:23px;width:auto;vertical-align:middle" title="😂" alt="😂" /></p>]]></description><link>https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116443238236418237</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mastodon.social/users/mysk/statuses/116443238236418237</guid><dc:creator><![CDATA[mysk@mastodon.social]]></dc:creator><pubDate>Tue, 21 Apr 2026 14:46:50 GMT</pubDate></item><item><title><![CDATA[Reply to Announcement: we are working on a new #privacy app for iOS that raises awareness about which device signals and data a native app can see once installed on the iPhone even without requesting any permission. on Tue, 21 Apr 2026 13:37:43 GMT]]></title><description><![CDATA[<p><span><a href="/user/mysk%40mastodon.social">@<span>mysk</span></a></span> Great <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f642.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--slightly_smiling_face" style="height:23px;width:auto;vertical-align:middle" title=":)" alt="🙂" /> what will be the name of the app? <img src="https://board.circlewithadot.net/assets/plugins/nodebb-plugin-emoji/emoji/android/1f914.png?v=28325c671da" class="not-responsive emoji emoji-android emoji--thinking_face" style="height:23px;width:auto;vertical-align:middle" title="🤔" alt="🤔" /></p>]]></description><link>https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116442966481058998</link><guid isPermaLink="true">https://board.circlewithadot.net/post/https://mas.to/users/nemo/statuses/116442966481058998</guid><dc:creator><![CDATA[nemo@mas.to]]></dc:creator><pubDate>Tue, 21 Apr 2026 13:37:43 GMT</pubDate></item></channel></rss>