Questions tagged [printers]
The printers tag has no usage guidance.
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Printer used to work, not anymore? [migrated]
I have an older
HP8600 All-in-one-Printer
which has always worked great. For some reason it is no longer working. Having trouble connecting to my WiFi I think. It’ll say I am connected but when I try ...
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Trying to access my HP printer via a device name failed today; would this be a new printer feature? [closed]
I have an HP printer which uses DHCP to connect to the local network (LAN). My DHCP forces a specific IP address to make it easier on me.
I also added the IP address in my /etc/hosts:
10.3.3.3 ...
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1
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391
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What is the Print Nightmare threat vector?
I've researched this topic a few times and have not been able to come up with a definitive answer. It appears the threat may be multi-faceted.
I ask in the context of a standard Server/Client Windows ...
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Finding Officejet 8600's bulit-in RAM
Before I give away my dead HP Officejet 8600 Pro for recycling, I want to ensure that no memory remains on it. Even after extensive research, it's not easy to find conclusive information on whether a ...
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What are the risks of allowing general users to add printers to their company laptops?
I work for a company with a large user base. There is a requirement to allow users to add printers to their laptops e.g. when working from home.
What are the security risks?
Is their a bad actor can ...
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388
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Print sensitive info without leaving data on the printer
I'm not sure if there is already a question here about this because I can't find anything. But I'm wondering if there are any "safer" ways to print sensitive information without leaving ...
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Can my ISP see documents I print trough my wireless network printer that is connected to ISP-provided router?
As stated in title - I am wondering if connecting my printer to ISP-provided router could expose all of my printed data to his eyes?
Cheers!
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414
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Any risks connecting to a Chinese printer? [closed]
Ok, I fully admit this might be in the realm of paranoia, but hey, isn't that sort of the name of this game? :)
I'm staying in a hotel room and needed to buy a small, cheap laser printer for some ...
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1
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170
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Rogue network printers as an attack vector in windows
I recently installed a new printer in our network. Just because I was interested, I switched to wireshark when scanning for and adding the printer on windows. I noticed that it was discoverd through ...
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Get login password from network device
Scenario:
Network printer "Scan To Shared Folder" feature.
Network printer IP address: 192.168.0.10
Network printer "Scan To Shared Folder" details:
Network path: \\192.168.0.155\Folder\Subfolder
...
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1
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716
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Risks of mobile printing
I know printers are a security hole. I am trying to get the best setup to minimize risk.
Here's the risk that I am trying to mitigate : that an attacker remotely access the printer, and use it as a ...
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3
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214
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Printer security
I want to buy a good quality printer, but I want it to be as safe as possible.
All the good printers I see have wireless capabilities unfortunately. I know the safest would be a printer with no ...
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3
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206
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Security considerations when selling a printer
Ive got an M281fdw laser printer, which i have used for about a year, which I wish to sell.
Are there any security issues to consider when selling a printer that has been used.
My considerations so ...
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1
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106
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How do computers store printer presets?
When you connect to a printer on MacOS or Windows, the system stores the printer so you can connect to it later. Does anyone know which criteria is referenced to validate it is the same printer when ...
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386
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A strategy to allow select split-tunneling for printing
A topic has come up with some colleagues that appears to be a 'regular' and I thought to ask the forum:
We have had use-cases for remote workers who VPN to the corporate network, which does not ...
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844
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Virus from a printer kiosk?
I encountered a puzzling situation the other day when I plugged in a USB flash drive. Windows defender displayed an alert saying that a threat had been quarantined, specifically the Jenxcus VBS virus. ...
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Is it theoretically possible to hack printer using scanner tray?
If the scanner tray is considered as an interface, and it accepts input (basically it is its main functionality), could it be hacked using malicious code written on a piece of paper?
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213
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Are Printers running Linux 2.6 something to be concerned about?
Our office has a number of printers which, according to nmap are running Linux 2.6.X with a whole bunch of open ports 80
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447
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Is it possible to retrieve embedded information in a printed image with steganography?
If I print the following noise texture image in which I've embedded some information with steganography, can I retrieve the information back or can I detect the information loss occurred due to ...
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2
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91
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Will a printer refuse HTTP connections from a non local address? [closed]
One of my printers, an HP m605 enterprise printer, is connected to one of 4 ethernet ports on my business class Comcast cable model. My service class has 5 static IPs. The administration for the ...
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NAC bypass with MAC spoofing
I just started my job as a penetration tester.
Me and my mentor got to the client's office and our first order of business was to bypass the NAC system.
Searching for a printer or other similar ...
user184816
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1
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642
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Secure architecture for isolated printer network
I am very new to "networking" and security, but I realize that it would be more secure to have printers on their own "isolated network".
How do I secure my networked printers?
What kind of printers ...
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3
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1
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502
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What kind of printers do the most secure companies use?
If wifi-enabled printers are a bad idea, I'm wondering what kind of printers (brand even perhaps) that secure companies use, such as banks or financial institutions. I would assume these printers don'...
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233
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Security implications of attaching a wireless printer to network
I am looking at these instructions which suggest basically giving the wireless printer your network password to configure it. I don't know enough about security or networks to know the implications of ...
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4
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How to protect printers from being hacked
Recently it got to my attention that someone has hacked around 50,000 printers and used them to print the message they wanted to. (link)
As someone who doesn't have a lot of knowledge about networks ...
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3
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250
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How do I secure my networked printers?
I've been reading a lot about how network printers can be a big security breach, but precious little about what to do about it. I have 2 Canon printers, a Pro-100 and a MG6821. Neither one requires ...
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782
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Can someone hack printer/photocopiers or buy printers/photocopiers that doesn't obey EURion constellation security measure
I'm not into counterfeiting. There was a debate.., so I decided to go deeper with curiosity.
EURion constellation is a pattern incorporated into banknotes. So photocopiers and printers if they obey ...
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349
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Is there a way to save a file from the network printer queue?
Recently I printed something using secure print with an ID card. When I checked my printer queue, I saw the total queue of all documents of colleagues who are using the same printer.
First of all, I ...
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Change settings to scan a printer with openvas
I have Openvas 5.1.1 (gui: Greenbone Security Assistant Version 7.0.2).
It misidentifies my linux server as a printer. Scan result includes
Solution
If you want to scan the remote host, uncheck ...
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286
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How should firewall be configured to allow using an image scanner over WiFi to avoid jeopardizing security?
I'm having a dilemma if I should post this here or on superuser, finally I decided it's more security related so I post it here, if it's wrong please move.
The situation: There is an Epson all-in-one ...
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Vulnerability in canon printers [closed]
Canon 5035 MFP, Canon 5240i MFP, and Canon 5250 MFP shows the below vulnerabilities. How can we fix this? Couldn't find any option in settings to disable TLS.
SSL/TLS Server supports TLSv1.0
...
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1
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If I sell my printer, can the last printed pages be recovered? And how can I wipe it?
I have a Brother 5470-DW Printer. I want to sell it but wanted to make sure all the last prints can't be recovered.
If I sold my printer could the last pages printed be recovered? How can I wipe all ...
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166
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Is the new HP printer vulnerability only relevant for network printers?
There is a new vulnerability announced for HP M553 printers. On my reading, however, it appears that it only affects network printers. In other words if two people are connected to the same printer, ...
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232
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Printer Driver Threats
In an environment where users connect their devices to printers through USB, the device will be prompted to install its driver if it's the first time. As far as I'm aware for OSX, the drivers are ...
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How to securely print private key and protect against attacks on printer itself? [closed]
As we know, there are various possible attacks on printers, so it is not very secure to print high-security things like private keys for bitcoin/gpg/etc. on a random printer.
What I'm mostly ...
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Capturing printer data [closed]
Is there a way to capture what is printed by public printer?
Or is it possible to control the printer (shutting it off or printing remotely)?
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How does printer steganography work on monochrome laser printers?
For purely cost reasons I've always used black and white laser printers. I'm particularly a fan of ML-2851ND for being cheap and easy to refill. It's my go to work horse. I'm wondering how people ...
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How can I best protect myself on an encrypted network with untrustworthy users?
I will be starting university in September. As part of my accommodation I will be provided with fast WiFi which requires a password to connect to (WPA2 Enterprise).
However, I don't trust the other ...
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1
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Defeating identifying information that printers hide in printed documents
It's pretty widely known (well, I think it's widely known) that printer manufacturers, in cooperation with certain governments, embed various bits of information (serial numbers, dates, etc.) in ...
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Picked up used HP Envy 5530 printer, concerned about potential security risk, am I paranoid?
I just picked up a used HP Envy 5530 multifunction printer for $3 at a junk shop. The printer appears to be working and I would like to give it to my parents who need a new printer.
That said, I am ...
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143
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Security errors with printer
I ran a security scan using the home version of Nessus by following a post on LifeHacker, and I was told that my printer had two security errors:
OpenSSL 'ChangeCipherSpec' MiTM Vulnerability
SNMP ...
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98
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How can I know that the printer linked to email
How can I make sure that the printer does not send copies of the scanned paper to another email? because that my printer take long time in scanning and printing.
can somebody hacking the printers or ...
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If I "print to PDF" a website that has a malware will the pdf be infected?
If I "print to PDF" a website page, but unknowing that has a malware or virus or some type will the pdf be infected?
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How can I encrypt my print jobs?
I often print confidential documents over a large intranet to various printers based on where I am in the building. However, since the building is so large, it is highly likely there is a malicious ...
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2
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287
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What issues exist in generating a signed, paper-based PGP message stored by a hostile organisation?
I have recently been the victim of having my medical record tampered with by the organisation holding it. Under state law I have a legal right to submit information to be included in my medical record,...
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340
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Check whether a printer keeps a history of printed documents
Are there resources to determine whether a consumer grade printer has some internal memory that stores the contents of printed documents, and/or information how to securely delete any such memory?
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Samba printer usernames and passwords , security problem
Password leaks , printing from Linux client to windows based print server
When authenticating Linux users for using a windows share printer on their machine, the windows domain user-name and password ...
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15
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1
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999
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New social engineering tactic that uses printer serial numbers?
We have been getting a new kind of scammer-esque call every couple weeks here at the office (I work at an enterprise web application development company).
Basically, the flow of events is this:
...
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276
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How to handle decomissioned/donated/RMAed printers?
Printers, nowadays, almost always include some form of non-volatile storage that keep tracks of pretty much everything that went through the device.
In the case of larger, "departmental" system that ...
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Is it possible to emulate real network printer i.e. to run some actual firmware in VM?
I've got to the section related to network printers exploitation while going through one security course. Under "network printer" I understand standalone devices with a dedicated ethernet\wireless ...
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