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How to verify that rolling back using a system image will actually work when needed? [migrated]

I had to roll back due to Windows 10 not working properly, but one attempt failed when Lenovo's OneKey recovery gave an error message after a few minutes, saying that it could not load the files. But ...
2
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2answers
72 views

Is Wiki software a good idea for Disaster Recovery Plans?

I am tasked with the initial draft of an IT disaster recovery plan for my organization. My predecessor never started one so now I am the lucky fellow to tackle this project. My experience in working ...
2
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1answer
67 views

How to reset a second factor authentication without compromising the authentication process

I am designing a system that uses two-factor authentication. Where the user can only granted access only if the two authentication factors passed the verification. Let us assume that the first ...
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2answers
58 views

Signing the Recovery Partition

Do any computer manufacturers sign (DSA, or just publishing a hash) their recovery partitions so that I can be sure that these bits are authentic? I'd like to buy a second-hand computer and reduce ...
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3answers
144 views

Overwriting only Free Space with rubbish data to prevent data recovery?

I am aware of tools which write zeros or other useless data to fill up your harddrive, however so far all of the tools I have come across must fill up the entire harddrrive. My understanding of the ...
4
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3answers
299 views

TrueCrypt Data Recovery

I deleted a 2GB directory and sub-directories/data files from a TrueCrypt container mounted as a Drive Letter. The directory and sub-directories/data files was larger than the recycle bin so it was ...
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4answers
463 views

Decentralised password recovery

Are there good/established techniques for password/key recovery in situations without a centralised service? (Anything goes, but I'd prefer solutions that distribute the recovery information across ...
3
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3answers
190 views

Recovery email for email services

The famous Mat Honan hack got me thinking about e-mail password recovery, and how any link in the chain can break all the links preceding it. In Mat's example, that link happened to be the last link, ...
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2answers
99 views

Can a 'fingerprint' file be used to track a stolen device?

A recent laptop theft, as well as concern that the data upon it might be deliberately accessed (on a drive with encryption or not), head lead me to think about how one might retroactively seek to ...
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2answers
180 views

How can I analyze password recovery tokens?

All websites that support authenticated user interactions have a password recovery feature. Usually they will email the password reset link through which you can easily recover your account by typing ...
2
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3answers
141 views

Creating a custom restore disk to prevent data mining?

I work in commercial telecoms and one part of our business is the leasing of computer equipment to call centers. If the customer for whatever reason gives us the equipment back (non-payment, out of ...
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1answer
88 views

How can a server recover from its secret key stolen?

Suppose a server use digital signature to prove the files it sends to users. If someone steals the secret key in the server, what should it do?