Signature is valid for .exe, but UAC reports unknown publisher
I have a program downloaded from a reputable source, in which there is an Uninstall.exe. My computer is likely not infected with malware. Uninstall.exe is signed, and I have, to the best of my...
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How to get the timestamp of an electronic signature in PDF?
In this PDF document there is a digital signature by Virgilio D'Antonio.Here it is shown in Adobe Acrobat Reader:How can I find out when Mr. D'Antonio signed the document?Is there no timestamp...
View ArticleEmbed a GPG Signature in a PDF File
Is it possible to embed GPG signatures in PDF files the way it can be done with X.509 signatures?(I've been using JSignPDF to sign my invoices so far, but now the law has relaxed a bit, and it doesn't...
View ArticleWhat are the different methods to disable driver signature check and their...
For Windows 10I am examining different methods to monitor the disabling of "driver signature check". From a search online I found 3 main method:From administrator cmd run:bcdedit.exe -set loadoptions...
View ArticleHow to allow Powershell Profile Script to run unsigned when Profile is stored...
A long time ago, the office changed our Network Profile to be stored on a file server, rather than locally (makes complete sense), so they're now in a path along the lines of...
View ArticleIs it possible to download electronically signed document with a signature on...
I am sorry if this is a wrong place to ask this. If it is, redirect me to the right site.A document is electronically signed and sent me in .asice file. I managed to open the document via my countries...
View ArticleHow do I sign a file using SSH and verify it using a certificate authority?
I would like to give a selected number of developers ability to run code on a system, and verify it using OpenSSH's -Y verify feature.# Generate the certificates, and sign the dev cert with the root...
View ArticleDoes there exist a UEFI-enabled boot time virus scanner that runs before...
I accidentally left my virus protection off for a day, and executed a program that was later scanned as a trojan virus.Because of how rootkits work, I now don't believe anything after the signed UEFI...
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Acrobat: transfer 'sign yourself' signature between laptops
Adobe Acrobat has a 'sign yourself' function that allows the use of signatures and initials:How do I transfer my 'sign yourself' signature from the old laptop to the new one?I'm in the process of...
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Remove trust from built app package file once added to windows trusted app
I created package of an app I developed. When running the built app it was blocked by windows. So I checked the Unblock from the properties as show in the below image.But Now I want to remove it from...
View ArticleStrip signatures from PDFs without increasing the file size, on Linux
I have multiple digitally signed PDF payslips from my ex employer, and I want to merge them together into one. I don't care about the signatures: either retaining them or signing the merged...
View ArticleSigning EXE with both SHA256 and SHA384 (and SHA1 ?) nowadays recommended?
My old build script has been saving multiple SHAs without problems for years.Nowadays, when the cert is located on USB TOKEN, the signtool does not seem to store multiple SHAs on EXEs, even when these...
View ArticleInstall trusted certificate to verify PDF signature with pdfsig
I'm trying to use the pdfsig utility from Poppler to verify the signature of a certain PDF file. When I use it, it displays (some irrelevant info redacted):Digital Signature Info of:...
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Adding a background image for signature Okular
I'd like to add an image to my signature. I've generated a certificate using Open-SSL, and it works. However, the signature in Okular repeats the name when I'd expect to be able to put my handwritten...
View ArticleError signing email with eID certificate using Outlook365
When I try to sign an email using Outlook365, I get an error message stating there is no email address associated with the certificate present on the eID smartcard (note: I can use my eID to sign Word...
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How to import a PNG signature into Adobe Acrobat Reader?
I've been trying to import my signature stored as a .png file into Adobe Acrobat Reader to sign PDF documents, but I can't find the "Add Signature" option. I've looked under "Fill & Sign" and even...
View ArticleUse an unsigned driver in Windows 7 x64
I'm trying to use the RBC9 SpaceNavigator TEST x64 build drivers for my SpaceNavigator 3d joystick so that it can work as a normal joystick in games like Quake.Unfortunately, I get the error "This...
View ArticleDelete the digital signature from a received Outlook message
My goal is to delete the digital signature in an Outlook message. My initial idea was to create a VBA script (which I have done below) to enumerate all attachments in the selected mail item and remove...
View ArticleHow to fake handwriting on pdf without printer and scanner?
Bureaucracy sometimes requires us to print a document,fill in blank fields, sign it, scan it and send it back. Is there an easy way to fool the bureaucratswhen no printer or scanner are available? I...
View Articlegpg: skipped "12345689": Unusable secret key / how to use signing subkey for...
As you see, I have a key with id 12345689, and I'm trying to sign with it in gitgpg -k/home/lz/.gnupg/pubring.kbx---------------------------pub rsa4096 2020-03-02 [C] 12345689uid [ unknown] Person...
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