Have you ever picked up your iPhone to discover the message “iPhone is disabled” and to “try again in 1 minute” or to try again 5, 15, 60 minutes? In the worst scenarios, the message says “iPhone is disabled. Connect to iTunes”, and the device is unusable until then. So, what is going on here, … Read More
Every once in a while an awful bug is discovered that can crash an iPhone, render it nearly useless, or rarely, worse. The worst scenario applies here, because it turns out you can completely destroy an iPhone and make it inoperable by simply changing the devices date to a specific time and date far in … Read More
A hidden Lockdown folder is created by iTunes which stores certificate UDID data for iOS devices that are synced to a specific computer. These lockdown certificates are required to be able to successfully sync an iPhone, iPad, or iPod touch with a computer, but in some specific occasions, a user may need to manually access … Read More
Safari for iPhone, iPad, and iPod touch allows users to clear all caches, website data, and history together in one fell swoop, but sometimes you may want to be more discerning than that. The modern versions of Safari for iPhone and iPad allow users to delete Safari website data, searches, cookies, cache, and Safari activity … Read More
Users who have enabled the firewall in Mac OS X may find it useful to be view, read, and monitor the associated logs with the system firewall. As you’d expect, the app firewall logs show you what applications and processes have attempted to connect to the Mac, including accepted and refused connections. There are several … Read More
The latest versions of Mac OS X include a new ability to immediately delete a file or folder from the Mac, bypassing the Trash can. Essentially how the “Delete Immediately” feature works is by circumventing the Trash and rather than waiting for user action to remove the files, it just deletes the file(s) instantaneously from … Read More
Mac users who want a bit more network security can turn on an optional firewall feature in Mac OS X called Stealth Mode. With Stealth Mode enabled, the Mac will not acknowledge or respond to typical network discovery attempts with ICMP ping requests, and will not answer connections attempts made from closed TCP and UDP … Read More
Gatekeeper is a security feature built into Mac OS X which helps to prevent unauthorized applications and code from executing on a Mac. Most users have encountered Gatekeeper before when they go to open an application downloaded from the internet, where you see an “App can’t be opened because it is from an unidentified developer” … Read More
Many Mac users have noticed that the Secure Empty Trash feature has been removed in OS X El Capitan (10.11 or later), the reason the feature was removed is basically because it did not work all the time, but more on that in a moment. First, let’s cover how you can perform the equivalent of … Read More
Apple has enabled a new default security oriented featured called System Integrity Protection, often called rootless or SIP, in Mac OS from versions 10.11 onward. The SIP / rootless feature is aimed at preventing Mac OS X compromise by malicious code, whether intentionally or accidentally, and essentially what SIP does is lock down specific system … Read More
When you connect an iPhone, iPad, or iPod touch to a computer, you’ll see a familiar “Trust This Computer?” pop-up on the iOS device screen with two options “Trust” and “Don’t Trust”. If you intend to use the computer with the iOS device users will tap on “Trust”, which gives the computer access to the … Read More
Obviously nobody wants to be in an emergency situation, but if the need ever arises, Siri can come to your aid with a quick ability to dial the local emergency service line, and it works practically wherever you are in the world with the iPhone so long as it has a cellular connection. There’s not … Read More
There are some situations where knowing exactly what wireless networks a Mac has connected to and when that connection was last established can be helpful. We’ll demonstrate how to uncover a comprehensive listing of specifics about previously joined wi-fi networks on a Mac, which will include the last connection date and time (to the second!), … Read More
When a user sets up a new Mac, there is a helpful option to use an iCloud ID and Apple ID to login and unlock the Mac. Users can also choose at any time to have their iCloud ID as their login for OS X too. While this is undoubtedly a helpful feature and it … Read More
Apple has released a series of security updates for the Safari web browser, versioned as 8.0.6 for OS X Yosemite, Safari 7.16 for OS X Mavericks, and Safari 6.2.6 for OS X Mountain Lion. Release notes accompanying the small update mention that it “contains improvements to security”, making it recommended for all Mac Safari users … Read More
Though most Mac users will want to keep Gatekeeper enabled for security purposes, some advanced users find that Gatekeeper is overly zealous in preventing third party apps from being used in macOS and Mac OS X. While it’s easy to turn off Gatekeeper through the System Preferences on a Mac, another option is to disable … Read More
Rarely, Mac users may encounter a random error message which appears somewhat disconcerting, with an OS X pop-up message saying “Unapproved caller. SecurityAgent may only be invoked by Apple software.” This message can appear at random when using certain apps, or after logging in or a reboot, and is sometimes followed by crashing and other … Read More
Whether performing a packet trace or sniffing and capturing packets from a network, the result is usually the creation of a .cap capture file. That .cap, pcap, or wcap packet capture file is created regardless of what you’re using to sniff a network, a fairly common task among network administrators and security professionals. Perhaps the … Read More
