We know the SPIs entry point and can guess at the framework, IDA just needs to analyze the AppAttest framework and its dependencies. Provide a single efficient logging mechanism for both user and kernel mode. There is also a command-line interface for various functions of the chip. osquery 4.1.1 / 4.0.2 What steps did you take to reproduce the issue? As a part of its attestation, the SEP allows the app to include a nonce in the attestation ticket, specified by the caller requesting the attestation. The collect option is useful for collecting logs from any systemyour own or anotherfor analysis later; they can be stored, moved around, and analyzed at any point in time. You can also combine showwith the --archive option for passing in the path to a system log archive generated using the command log collect. Is it normal for my computer to have that? We time-limited the list by using --last 1m(with m standing for "minute"). This attestation is usually a form of cryptographic proof of possession, often embodied as an X.509 certificate chain that links the device back to the manufacturer. How-To Geek is where you turn when you want experts to explain technology. This ensures that the nonce from the relying party is included in generating the end entity certificates nonce. In the break-out session, much of the content was an overview of what this meant for web developers. In addition to sending your data to the right place, your wireless router also uses MAC addresses to secure your connection by only accepting traffic from devices with MAC addresses that it recognizes. You can do this with a configuration profile, optionally delivered by an MDM solution, either for specific subsystems or for the system as a whole. Nonetheless, these are very useful checks for app developers to protect their apps and certain types of users. The Security Framework does include several private APIs (sometimes called System Private Interface or SPIs), including SecKeyCreateAttestation. provided; every potential issue may involve several factors not detailed in the conversations Have a look at this sample project. As an IT admin, youve almost certainly had to check some form of log when investigating a problem. The unofficial subreddit for all discussion and news related to the removal of Setup.app on iOS devices without any stated purpose. talking to Apple's webservice alongside a command-line utility named The easy code reading exercise has ended. send a pull request for review. RELATED: How to Permanently Change Your MAC Address on Linux. Looks like no ones replied in a while. Connects to the mobileactivation service on the specified device. If you want to, its also possible to change or spoof your MAC address. Nonces achieve this in any such protocol, ensuring uniqueness of every communication. Apples apps can ask the SEP generate and attest a new key, the UIK signs an attestation ticket to be submitted to one of Apples attestation authorities. File path: /usr/libexec/mobileactivationd, It is a Native Apple Process and would not fret too much about this process, Sep 28, 2022 3:38 AM in response to TaliaRaeFrost, Sep 28, 2022 6:29 AM in response to P. Phillips, Sep 28, 2022 9:24 AM in response to TaliaRaeFrost, User profile for user: Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. This library is licensed under the GNU Lesser General Public License v2.1, By sealing the hash of these blobs of data in the end entity certificate, we can verify that these structures received in the attestation payload have not been tampered with, showing we can have some degree of trust in this metadata originating from an Apple device not being replayed nor tampered with. Because theyre unique to each hardware device, its easier to pinpoint which piece of hardware connected to the network is sending and receiving data by looking at the MAC address. https://git.libimobiledevice.org/libideviceactivation.git, https://github.com/libimobiledevice/libideviceactivation.git, https://github.com/libimobiledevice/libideviceactivation/issues, https://lists.libimobiledevice.org/mailman/listinfo/libimobiledevice-devel, https://github.com/posixninja/ideviceactivate/, Try to follow the code style of the project, Commit messages should describe the change well without being too short, Try to split larger changes into individual commits of a common domain, Use your real name and a valid email address for your commits. Apples goal to have as much logging on as much of the time as possible is great for admins, because more logging often means more insight that can be used to solve problems or to learn. I have a 2020 M1 MacBook Air with Big Sur. mobileactivation_client_t. The AppAttest SPI relies on DeviceIdentitys attestation functions, which ultimately rely on SecKeyCreateAttestation, hence the check for com.apple.security.attestation.access. available command line options: We welcome contributions from anyone and are grateful for every pull request! The Security framework manages keychains for apps on both macOS and iOS. They switched MDM platforms to JAMF early this year. RELATED: Wi-Fi vs. Ethernet: How Much Better Is a Wired Connection? Cookie Notice For example, how did we know that AirDrop uses that particular subsystem and category? The activation record plist dictionary must be obtained using the activation protocol requesting from Apple's https webservice. This is the principle of least privilege - when the OS grants an app access to only what it needs to run, the app exposes a smaller attack surface. We time-limited the list by using --last 1m (with m standing for "minute"). Apple has been reticent to expose SEP key attestation to third party . I'd advise leaving it alone. Activation Lock is a security feature that is turned on when Find My is enabled. To avoid these accusations, Apple could take measures to better protect user privacy, such as hashing the rpIdHash with the relying party's nonce and transmitting that to Apple instead. Paging u/appletech752 because I'd like to get a definitive answer on this.. I've seen a lot of posts around on how to back up your activation files. captured in an electronic forum and Apple can therefore provide no guarantee as to the efficacy of It appears to be running under the root user so I'm assuming it has significant privileges. To read more about Activation Lock, check out Apples support doc here. I was looking at my activity monitor when I noticed a process called mobileactivationd. 10 Troubleshooting Tips, troubleshoot connection problems on a network, finding the MAC addresses on your Windows device, How to Permanently Change Your MAC Address on Linux, How to Check If Your Neighbors Are Stealing Your Wi-Fi, How to Enable Wake-on-LAN in Windows 10 and 11, How to Stop Your Neighbors From Stealing Your Wi-Fi. only. Disconnects a mobileactivation client from the device and frees up the mobileactivation client data. Features. When a device requests an anonymous AAA attestation, the request includes several key pieces of information: This gives AAA the ability to reconstruct most of the data that went into producing the nonce that is wrapped in the SEP attestation ticket, without disclosing the client data portion of the attestation. One consideration though: Apple will get a hash of the relying party ID, the rpIdHash field of the authenticator data. A tag already exists with the provided branch name. Once approved it can be merged into the main Copyright 2023 Apple Inc. All rights reserved. Keep as much logging on as much of the time as possible. The Kandji team is constantly working on solutions to help you deliver great experiences to your users. Heres how Apple describes it: Activation Lock helps you keep your device secure, even if its in the wrong hands, and can improve your chances of recovering it. Patch: link, Scan this QR code to download the app now. By default, these types of entries are masked by the unified logging system; this ties back to Apples goal of making privacy a core pillar of unified logging. also included in the repository in the COPYING file. However, it seems these posts have a lot of conflicting information and disagree on which files you need and where they live- I've looked around on my phone and I'm not seeing half the stuff people say I should have (or not where they say it . Click the Create button next to Mobile account on the right, choose the disk where you want to store your local home folder, then click Create. MAC addresses are associated with specific devices and assigned to them by the manufacturer. Backstory for context - Device is in Apple business manager and was enrolled in Mosyle. But as Apples platforms became more and more complex over the years, the volume of logs they generated increased as well. DFU Reviving (succeeds, but activation still fails), attempting to activate on different networks (both Wi-Fi and cable). This public framework is the primary means of interaction with the OSs keychain for third-party applications. omissions and conduct of any third parties in connection with or related to your use of the site. captured in an electronic forum and Apple can therefore provide no guarantee as to the efficacy of Retrieves the activation info required for device activation in 'session' mode. I was looking at my activity monitor when I noticed a process called mobileactivationd. Install and reinstall apps from the App Store, Make text and other items on the screen bigger, Use Live Text to interact with text in a photo, Use one keyboard and mouse to control Mac and iPad, Sync music, books, and more between devices, Share and collaborate on files and folders, Use Sign in with Apple for apps and websites, Create and configure mobile accounts on Mac, Join your Mac to a network account server. The SEP is the gatekeeper for a multitude of identities associated with an Apple device. Join 425,000 subscribers and get a daily digest of news, geek trivia, and our feature articles. I'm sure it would be fine if I just DFU restored it, but client wants some data. Aug 15, 2022 11:01 AM in response to ku4hx. All Rights Reserved. While third-party developers cannot directly request key attestation, they can use the SecKeyCreateRandomKey API to generate keys managed by the SEP. These keys are nevertheless very difficult for an attacker to clone, raising the bar against phishing attacks and other remote compromise risks. Hello all! client, plist_t. ideviceactivation. Apple disclaims any and all liability for the acts, From there, they can see which device is having trouble connecting. The act of removing Setup.app is no more than a filesystem modification made possible through jailbreaking, which is legal under DMCA. Steam's Desktop Client Just Got a Big Update, The Kubuntu Focus Ir14 Has Lots of Storage, This ASUS Tiny PC is Great for Your Office, Windows 10 Won't Get Any More Major Updates, Razer's New Headset Has a High-Quality Mic, NZXT Capsule Mini and Mini Boom Arm Review, Audeze Filter Bluetooth Speakerphone Review, Reebok Floatride Energy 5 Review: Daily running shoes big on stability, Kizik Roamer Review: My New Go-To Sneakers, LEGO Star Wars UCS X-Wing Starfighter (75355) Review: You'll Want This Starship, Mophie Powerstation Pro AC Review: An AC Outlet Powerhouse. In 2018, it's still remarkably easy to hack into an ATM, a new study finds. Mobileactivationd is taken from iOS 12.4.2. Its also easyto find the MAC address on a Mac computer. Thanks in Advance! This is accomplished by setting appropriate parameters in SecAccessControl when generating the key. any proposed solutions on the community forums. (Press q to exit.) The end entity certificate of this X.509 chain is for the key pair that corresponds to the attestation ticket, and includes metadata about the key and the attestation attempt. MAC addresses work with the card in your device that lets it connect wirelessly to the internet, called a Network Interface Controller (NIC). The idea behind AAA is that no recipient of a particular attestation will be able to track this back to an exact physical phone. Bug report What operating system and version are you using? However, no pricing is listed on the website, and we cant vouch for it in any way. The ideviceactivation utility is licensed under the GNU General Public License v3.0, MDS will wipe the drive, use startosinstall to reinstall the OS and enrollment_config_helper.pkg alongside it. 4. shrikeLaniidae 3 yr. ago. At WWDC in 2020, Apple announced Touch ID and Face ID authentication for the Web as a new feature in Safari. The clientDataJSON object contains and includes the origin of the relying party (the URL scheme, hostname, port), as well as a URI-safe base64 encoding of the nonce from the relying party. It accepts her password, but then loops through the same prompts to grant permission to use that startup disk . This is by no means a fully inclusive list; note also that Apple may at its discretion change these at any time. Any thoughts would be greatly appreciated! At enrollment, the authenticator generates a unique asymmetric key pair for a given relying party, then attests to possession of this new private key. This is called MAC filtering. On a Mac you can turn off System Integrity Protection (SIP) to bypass all these controls -- a useful feature for security researchers. And its true, there are still some flat log files written there; for example, /var/log/install.log contains useful information about the macOS installation process and is easy to parse with command-line tools. Devices can have more than one MAC address because they get one for every place they can connect to the internet. Bluetooth also uses its own MAC address. MAC addresses are used to identify which device is which on your local network so that data gets sent to your computer and not your roommates smartphone. mobileactivationd Welcome to Apple Support Community A forum where Apple customers help each other with their products. This is different than an iOS/Apple Watch device passcode or your Macs password. Paring down the logs, either when looking back in time with log show (including with archives) or in real-time using log stream can be accomplished using predicate filtering. This SPI is protected by an entitlement that Apple will not grant to third-party apps, but is critical to SEP key attestation. Each app that uses the keychain must specify a keychain access group in its entitlements -- this identifier could be shared among apps developed by the same company. in Journalism from CSU Long Beach. This is a very powerful control to protect the integrity of their ecosystem. Theyre always the first six digits. Another way to bypass Setup.app w/o deleting itself is modifying mobileactivationd, using Hopper/IDA/Ghidra. Johneby, what is com.apple.mobiledeviceupdater.plist. If nothing happens, download GitHub Desktop and try again. Handle device activation and deactivation. Other names used for MAC addresses include: Wi-Fi, Bluetooth, and Ethernet connections all use MAC addresses. The manufacturer issues a certificate to the device in the factory, a sort of proof that the device is authentic and keeps keys safe and secure as the WebAuthn standard specifies. P. Phillips, call Software vendors can help; they can provide you with the appropriate filters to look for logs generated by their product(s). ticket first to discuss the idea upfront to ensure less effort for everyone. Note that this chip is merged with the Apple Silicon chips, and remotectl is no longer used on Apple Silicon Macs. For example, to see all of the default logs on your system as theyre happening, use the command: (To end the stream, press Ctrl+C.) But what are they exactly, and how are they different from IP addresses? A library to handle the activation process of iOS devices. With the log command and predicate filtering, the possibilities for viewing, streaming, collecting, and filtering your logs to find the information you need are vast. However, it seems these posts have a lot of conflicting information and disagree on which files you need and where they live- I've looked around on my phone and I'm not seeing half the stuff people say I should have (or not where they say it . Really useful USB-C + USB-A charger for home/work and travel. Every Apple SoC since the A7 includes a SEP, and the SEP is even built-in to the T1 and T2 security chips of Intel CPU-based Macintosh computers. These mechanisms are use case specific, and dont provide a general-purpose form of attestation with which apps could build their own authentication protocols. iOS-Hacktivation-Toolkit / bypass_scripts / mobileactivationd_12_4_7 / mobileactivationd Go to file Go to file T; Go to line L; Copy path Copy permalink; This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. to use Codespaces. Apple also has a few special keychain access groups, like lockdown-identities, representing activation-related keys. sponsored, or otherwise approved by Apple Inc. This ticket serves as proof the SEP generated, manages and protects this new key. Apps must state up-front what capabilities they need in order to run for Apple to sign them. The relying party submits a nonce as a challenge to the authenticator. Starts a new mobileactivation service on the specified device and connects to it. This site contains user submitted content, comments and opinions and is for informational purposes What makes you think this one is malware related? If you spend time looking at Activity Monitor, you're going to see any number of indecipherable names. When you're first starting out filtering logs, it can be difficult to know what criteria to specify in a predicate filter. booting to a USB installer for macOS to upgrade the OS. So how did Apple do it? If using Mac Provisioner or another wrapper around startosinstall there's probably a way to configure it to include the package during OS install. To see how these building blocks can fit together, consider this example for collecting all of the default level logs on your system for the last 20 minutes: This will place a log archive file on your desktop named SystemLogs.logarchive. Apple also details how the SEP fits into their devices overall security model. Some key features are: Learn more about the CLI. Insert the SIM and power on your device. Mac administrators within organizations that want to integrate with the current Apple ecosystem, including Windows administrators learning how to use/manage Macs, mobile administrators working with iPhones and iPads, and mobile developers tasked with creating custom apps for internal, corporate distribution. )Here is the same log entry, but with private data logging enabled for the com.apple.opendirectoryd subsystem, using the Open Directory private data profile: Note that this time the username ladminwas logged.We recommend enabling private data logging only for specific subsystems, and only when absolutely necessary. There are two authorities used by Apple devices today: the Basic Attestation Authority (BAA) and the Anonymous Attestation Authority (AAA). iPadOS, tvOS, watchOS, and macOS are trademarks of Apple Inc. The best solution is to work through the four steps above to recover your Apple ID and disable Activation Lock legitimately. While this is an excellent outcome, one has to ask how anonymous a user is with respect to one particular company: Apple itself. granting the user permission to use the startup disk since that is the only option I can get other than wipe the device. But since you've said that you also have it in your activity monitor as well (is that what you mean, isn't it? Apple Configurator 2 from the Mac App Store is also useful for streaming the live system log of a connected iOS device, which can be useful for troubleshooting issues as they happen on iOS; Xcode can also be used for that purpose.). Patching mobileactivationd Another way to bypass Setup.app w/o deleting itself is modifying mobileactivationd, using Hopper/IDA/Ghidra. MacBook Air 13, To start the conversation again, simply An ap called "quick mac booster" has appeared on the bottom of my screen. Just from this screenshot alone, you can tell that vital directories, such as the /System, /usr, /bin and /sbin folders, are completely missing, unlike the screenshot below. Choose Apple menu >System Settings, then click Users & Groups in the sidebar. Apples attestation authorities are central to the SEPs attestation workflow. Many more devices, including smart TVs, game consoles, and smartphones have their own MAC addresses that you can find. ask a new question. When an Apple device is activated (personalized with a fresh iOS or macOS install), the SEP generates a new symmetric key, the UID. Is this some part of a Mac Update or is it a bad thing that should be uninstalled? InSystem Preferences, click the Network icon, select the interface you want to use, then click Advanced. But such flat log files often dont provide the whole story, and messages logged to them are usually recorded in the unified logging system as well. sign in code base. Note: The Authentec acquisition was the second time Apple bought a critical vendor for a design I was working on. For more information, please see our macOS 10.15.1 Catalina What version of osquery are you using? Take this example from Open Directory. Refunds. It is a feature offered by every contemporary browser. We can also use these as hints to help us find relevant entry points to any private frameworks we may need to reverse engineer. The log show command shows the logs of the Mac on which youre running it. The SPI AppAttest_WebAuthentication_AttestKey calls AppAttest_Common_Attest, after performing some basic sanity checks. Outside of the steps above, there arent really any ways to remove Activation Lock on Apple Devices. At a glance, it looks like Safari depends on attestation capabilities provided by the DeviceIdentity framework, which calls SecKeyCreateAttestation. Thats because of Apples stated goal of doing as much logging as much of the time as possible. AmberPro by LatticeWork Review: A Solid NAS Device With a Few Hiccups, 2023 LifeSavvy Media. Apple has a full guide to predicate filtering on its website, and the topic is covered in the man page for the log command as well. At the time I was working on a biometric token that integrated an Authentec fingerprint sensor, leading to a break-neck pace redesign to include a Fingerprint Cards sensor instead. Any WebAuthn authenticator returns two important blobs of data to the relying party: The attestationObject for SEP-based attestation consists of 3 fields: The attStmt array of certificates starts from the certificate subordinate to Apples WebAuthn Root CA, down to an end entity certificate that represents the WebAuthn credential itself. omissions and conduct of any third parties in connection with or related to your use of the site. There was a problem preparing your codespace, please try again. Youre reading 9to5Mac experts who break news about Apple and its surrounding ecosystem, day after day. Sometimes when troubleshooting, however, it can be useful to expose data typically marked as private. Is it a real apple ap. It sounds like a malware that tries to active some things on my Mac. In this example, were looking for logs generated by the com.apple.sharing subsystem that also match the AirDrop category. Refunds. This site contains user submitted content, comments and opinions and is for informational purposes only. Since we launched in 2006, our articles have been read billions of times. The actual log message (eventMessage) is really useful, too. Ran into the same thing. Before moving to The Bayou City, John earned a B.A. For example, the Apple M1 SoC integrates the SEP in its secure boot process. All postings and use of the content on this site are subject to the. You can pass different time modifiers into the --last option: --last 1h (the last hour) or --last 1d (the last day), for example. Most of the functionality involved is private or requires calling SPIs. A mobile account lets you access your server-based network user account remotely. Learn more. Its name made me worry. Its up to the relying party to verify the attestation, and decide whether or not to accept the WebAuthn enrollment attempt. MAC addresses are always a 12 digit hexadecimal number, with the numbers separated every two digits by a colon or hyphen. Select your country and language from the initial setup page. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Sign up with your Apple ID to get started. You set the login window to display a list of users in Lock Screen settings.
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