If your question pertains to a specific protocol, e.g., ssh or ssl (https), please use that tag instead.

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0
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2answers
81 views

Error 53 makes my sister's iPhone 6 brick

Little did I know, my sister had encountered an issue that Apple bricks her iPhone, after she repaired her iPhone 6 by a non-Apple technician. Later, I hear reports that iOS 9.2 restore fails if it ...
0
votes
1answer
101 views

iRat Client in El Capitan Logs?

MacBook Air - Early 2014, OS 10.11.3 Hello, found this in my CoreTelephonyTraceScratch logs and found it concerning, based on some limited google results. I do not have an iOS device that I connect ...
0
votes
0answers
79 views

How does iOS distinguish between 'managed' and 'unmanaged' apps under MDM?

MDM pushes a configuration profile listing managed apps, presumably using only their BundleIDs? iOS takes this information and makes logical decisions/rules for that application. I know that for an ...
1
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2answers
83 views

How to prevent someone accessing my iMac

My desktop is in the living room where anyone visiting can access it. I'd like to make it secure from those in my home since I have a roommate.
0
votes
0answers
72 views

How can I manually disable secure input?

Since upgrading to 10.11 I've noticed that Secure Input regularly fails to disable itself when I wake my Mac from sleep and type my password in. I know this because TextExpander starts telling me that ...
1
vote
1answer
34 views

How secure are files on an unencrypted hard disc?

How secure are files, that I saved on an internal Macbook hard disc using OSX 10.11? I cannot check whether the hard drive is encrypted using FileVault as the machine crashed. I am thinking whether I ...
0
votes
0answers
28 views

OS X and apps keep forgetting saved credentials and login status

The past couple of weeks, several apps have forgotten stored credentials a number of times: Google and iCloud account configured on the Macbook (have had to verify my Google account using 2-step ...
3
votes
4answers
2k views

A security update locked OSX.GenieoDropper.A

I need to launch an app but OSX recognise it as a malware. While launching this app, OSX says "app will damage this computer. You should eject this disk image. It contain OSX.GenieoDropper.A". ...
1
vote
1answer
129 views

Hardening OSX 10.11

I'm following the instruction, on hardentheworld.org to harden my OS X 10.11. When I send the following command: sudo defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ...
1
vote
1answer
41 views

Where are the root CAs stored on OS X?

I need one of the root CA certificates, as a filename, to pass to a command-line program. I could download it from DigiCert (and convert it to the required format, .crt) manually, but I figure it's ...
0
votes
0answers
38 views

Making local web server (nginx) accessible from local network

Previous versions of OS X had a Sharing setting called "Web sharing" I think, which opened port 80 so the local Web server could be accessed from other computers in the same local network. This ...
29
votes
1answer
983 views

Where does OS X keep the FileVault password during reboots in an upgrade?

For security concerns, I wonder how it would be possible for an OS X upgrade (e.g. from Mavericks to El Capitan), to reboot my Mac multiple times without asking me for my FileVault 2 password? I ...
1
vote
1answer
27 views

What determines the relevant version of OpenSSL in a given network connection?

My own system is I think fully "up to date" as far as Apple security updates through the App Store, but the version of OpenSSL installed on my system is 0.9.8zg, a version that was current during the ...
0
votes
0answers
36 views

Security issue on my Mac

I have recently installed kaspersky internet security 2015 on my macbook pro, when I managed to update some applications from the Mac app store it required entering the password, BUT when I entered it ...
6
votes
2answers
198 views

How can I create a user that can login through SSH but not on the local desktop in MacOS X El Capitan?

I would like to have a user account in my MacOS X El Capitan system which is limited to login through SSH. I do not want that user to be able to use the system through any other means, especially not ...
2
votes
1answer
495 views

How (in)vulnerable is OS X to encryption ransomware?

These days, malicious software seems to be infecting Windows computers, encrypting their data against their will, and asking for a Bitcoin ransom in exchange for the encryption key. In order for ...
3
votes
1answer
54 views

How to ensure Slack runs safely in sandbox?

For work I use my personal laptop and I am required to run Slack to keep in contact with coworkers however it occurs to me that this could potentially be used as an invasive surveillance tool unless ...
0
votes
0answers
39 views

Should a MacBook emit EMF fluctuations when wifi and bluetooth are turned off?

I have a couple of MacBooks. Both have SSD drives. Using a Trifield EMF meter with radio/microwave capability, if I hold the meter near the laptop (where I understand the wifi antenna is located), I ...
3
votes
1answer
58 views

Safe to allow students to access Terminal.app in a shared environment?

Background: We have a lab of Macintosh computers, all running 10.10.3 currently, that are for classroom instruction. Students typically use their own login/password via Active Directory to log in to ...
0
votes
1answer
108 views

What is Apple's policy for supporting security updates on older versions of iOS?

Does Apple have a policy regarding how long they will continue to release and support security fixes for each iOS release? I observe that many people complain about performance issues with iOS ...
0
votes
0answers
67 views

Adobe Acrobat Reader DC / Acrobat Pro Data Submission TLS Issues

This question is somewhat related to this one (http://apple.stackexchange.com/questions/201310/how-to-activate-tls-1-0-in-adobe-acrobat-on-mac), as I've seen the same behavior in both Adobe Reader DC ...
-1
votes
1answer
36 views

Is a .sparseimage file with a strong password safe?

I have created a .sparseimage file of my Home folder on my 2009 iMac running OS 10.11.2 and have chosen a 17 character password which https://www.grc.com/haystack.htm notes that against an Offline ...
0
votes
0answers
21 views

Can Keychain use the same credentials for multiple sites?

I'm working in an enterprise environment in which one password is used across a number of different websites. Changing my password is painful, because it has to be re-entered for each site. Too many ...
0
votes
0answers
15 views

Can a backup HD be erased despite it NOT being able to be “unmounted”

An external portable HD simply stopped working [no longer recognised by my Mac] so I took it back for warranty replacement. He couldn't read or "unmount" it either [whatever that means] so I just said ...
1
vote
2answers
126 views

Does FileVault 2 encrypt keys in sleep mode?

I have an early 2015 13" MacBook Pro running OS X 10.11.2 and I'm considering enabling FileVault 2. I realize that the disk is always encrypted, even when the machine is in use and only parts of it ...
0
votes
1answer
99 views

Will changing your Apple ID password affect a pending remote erase request?

I had my iPhone stolen a few days ago so naturally I tried to do a remote erase. However, the device has been offline since it got stolen so the erase is still being requested. I'm thinking of ...
1
vote
1answer
184 views

How can my iPhone status change to online if it was locked when stolen

My iPhone 6s was stolen a few days ago, however because I was running out of data I switched off my mobile data earlier. When I got home I tried to track my phone and lock it using Find My Phone, ...
1
vote
1answer
386 views

“This certificate was signed by an untrusted issuer”: what's causing such an error?

I am having trouble with a specific financial services provider; every time I try to visit myvisaaccount.com to check my card balance etc, I get the dreaded Chrome red strikethrough https and x-ed ...
1
vote
1answer
111 views

Installing Adobe Reader without granting full administrative privileges

I agree with the OP of the question How can I open a .pkg file manually? that it is not so nice to grant administrative privileges to software that you do not trust "completely". The following ...
0
votes
0answers
55 views

Changing security questions

i have 15$ in my iTunes account and whenever I try to buy something, it says I have to answer security questions, but I do not remember any of them. So when I try to reset my security questions, it ...
0
votes
2answers
26 views

Second password for SSH-only access

TL;DR: I want to have a simple password to unlock my computer with physical access and a complex password to connect over ssh. This, using the same account. I'm looking for a solution to manage ...
0
votes
0answers
33 views

System Preferences saving where you last clicked?

I was wondering if this behaviour is present on anyone else's Macbook. Every time I've set up a new fresh install, I check that all the Sharing preferences are disabled one by one, and I leave it ...
0
votes
0answers
59 views

What causes loginwindow USER_PROCESS/END_PROCESS entries in Console?

I've noticed a lot of this under my Console when I logged into my admin account tonight (I do regular internet stuff from the standard). Dec 2 21:25:41 [Name's]-MacBook-Pro loginwindow[1650]: ...
0
votes
1answer
228 views

Issue with receiving Apple ID account change notification emails

I was changing the password and recovery key to my Apple ID tonight. Every other time I've done this, I receive a notification email for both password and recovery key changes and then another ...
0
votes
0answers
34 views

Time Machine not restoring properly, System Preferences not saving or malware?

Yesterday, I wiped the drive on my Macbook Pro and reinstalled OS X 10.11.1 using Internet Recovery on my home wifi network (a Netgear router that had just set up before I reinstalled with my sister's ...
0
votes
1answer
46 views

Full, encrypted, point-in-time Mac OS X (including data) backup and restore employing Drobo as backup-storage device?

Summary I want to restore any of the OS and data files my Mac OS X computers to any previous state I "save" (aka "backup"), so I can revert back to a known-working software state when a change causes ...
4
votes
2answers
91 views

How to suppress transient display of passwords on an iPhone?

Once you have defined a passcode to unlock an iPhone, and for every application asking a password, when waiting for a password an iPhone makes a transient display of any character you type. It is ...
0
votes
1answer
74 views

mDNSResponder - incoming connection from “[name of my Macbook]'s-macbook-pro.local”

As I logged into my admin account to set some things up on my Macbook (I surf using a standard account), I noticed via my third-party firewall application, Little Snitch, that mDNSResponder had ...
2
votes
1answer
202 views

Removing Air Watch without removing WiFi/Exchange profiles

Is it possible to do either of the following: Remove Air Watch from an iOS device without deleting WiFi/Exchange profiles Backup the profile and restore it after removing Air Watch?
1
vote
1answer
151 views

Can I reset firmware password via Find My Mac?

I would like to find out if I can set a new firmware password via Find My Mac? I already have my MacBook added but the firmware lock is active and I have no idea what it is, I've tried all ...
1
vote
0answers
137 views

Upgrade/Move OpenSSL in OS X to alternate Apache version/folder location

We are running a Mac Apache web server. It currently has OpenSSL/0.9.7l running on it which is not compatible with SHA2. OpenSSL is running within a special user-interface called iTools 9; iTools is ...
0
votes
1answer
84 views

How to create/write file under /usr in OS X 10.11 [duplicate]

I was going to compile a php extension using phpize, but it reported some files not found. I googled and found some solutions, In OS X 10.9, we can make a symbol link from ...
1
vote
2answers
505 views

Os X El Capitan: will System Integrity Protection patch .AppleSetupDone exploit/hack?

I'm unsure whether this was possible in OS X Yosemite, however OS X Mavericks has a security flaw in which : Should a individual have physical access to a computer, he need only launch in Single User ...
1
vote
1answer
199 views

El Capitan: will System Integrity Protection defence stop sandbox program from accessing System.log?

OS X El Capitan apparently has this new security feature known as System Integrity Protection, which limits root access to an array of files including: /system, /bin, /sbin, /usr, /etc, /tmp and /var. ...
0
votes
2answers
206 views

How can I reinstall OS X without a valid App Store connection?

I have a Mid 2009 MacBook Pro that was used by a "less than responsible" user. As such, it seems to have become infected with malware that rewrites all SSL certificates. These certificates cannot be ...
0
votes
2answers
396 views

Is iPhone being remotely accessed?

On a consistent basis, I try to close any open apps to save battery life. I close the apps by double clicking the home screen button & then swipe the apps upward on the touchscreen to close. ...
0
votes
1answer
131 views

List failed login attempts on Yosemite

I want to see if somebody has tried to log in on my computer, which is running Yosemite. I am primarily interested in tracking ssh log in attempts, as well as tracking people physically typing ...
1
vote
1answer
36 views

Application Password

I'm looking for a simple application that password-protects selected applications. Can anyone help please? Just bought an Apple device after several years using Android.
1
vote
1answer
450 views

Keychain won't reveal forgotten password; how to fix?

Skype automatically logs me in by getting the password from my login keychain. This means I haven't typed the password in a long time, and I have forgotten it. When I select Skype (or anything else) ...
2
votes
1answer
43 views

Logging in automatically without removing the password

Is there any way to have OSX log in automatically in a certain account when starting up, without asking for the password, while preventing remote (or even local network) connections without password? ...