When file hash not available, how to best check authenticity of a file?

Normally, The Document Foundation (TDF) publishes the SHA-256 and SHA-1 hashes, along with the MD5 checksum, for all LibreOffice releases. For example, see this.
However, for their current release (v7.1.4), TDF did not publish any hashes … Continue reading When file hash not available, how to best check authenticity of a file?

When file hash not available, how to best check authenticity of a file?

Normally, The Document Foundation (TDF) publishes the SHA-256 and SHA-1 hashes, along with the MD5 checksum, for all LibreOffice releases. For example, see this.
However, for their current release (v7.1.4), TDF did not publish any hashes … Continue reading When file hash not available, how to best check authenticity of a file?

When file hash not available, how to best check authenticity of a file?

Normally, The Document Foundation (TDF) publishes the SHA-256 and SHA-1 hashes, along with the MD5 checksum, for all LibreOffice releases. For example, see this.
However, for their current release (v7.1.4), TDF did not publish any hashes … Continue reading When file hash not available, how to best check authenticity of a file?

Is Firefox’s new JavaScript support within PDF files a security concern?

Historically, we have learned that many security vulnerabilities and exploits have resulted from allowing document files to contain executable code, whether it be JavaScript, VBScript, another scripting language, or even macros.
As such, s… Continue reading Is Firefox’s new JavaScript support within PDF files a security concern?

If a file has previously been scanned by VirusTotal, will the VirusTotal website always indicate this fact?

I recently downloaded a very popular open-source application. Usually, I compile open-source applications myself after reading the source code. But my compiler box was busy with many tasks, so I decided to download the pre-compiled execu… Continue reading If a file has previously been scanned by VirusTotal, will the VirusTotal website always indicate this fact?

Are there any risks involved with plugging smartphones into Windows 7-10 computer’s USB ports?

When you plug a smartphone into a USB port on a Windows 7-10 computer, often a small message box pops up on the Windows device indicating that drivers are being installed. This happens automatically without any user intervention.
As oppos… Continue reading Are there any risks involved with plugging smartphones into Windows 7-10 computer’s USB ports?

What, if anything, are the consequences of temporarily enabling and then disabling WebRTC in Firefox?

For security and privacy purposes, it’s best to keep WebRTC disabled if you aren’t using it. Firefox makes this easy by simply setting media.peerconnection.enabled to false.
Due to COVID-19, the use of teleconferencing has increased drama… Continue reading What, if anything, are the consequences of temporarily enabling and then disabling WebRTC in Firefox?