Questions tagged [gmail]

Gmail is a free e-mail service provided by Google.

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58 views

Email sender spoofing check from receiver

I understand there are techniques to prevent someone from spoofing your domain in emails. Is there any guarantee or check that the receiver can do to ensure the sender is authentic? Gmail shows TLS ...
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1answer
36 views

Spam issue regarding security on gmail app [duplicate]

I have been getting a ton of spam email, so I looked at one of them. I did not click anything, or download anything. However there was a spammy image with option to click on (as they always do). ...
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1answer
72 views

MITM Attack on Gmail's SSL in 2011

I have read these posts: https://www.cnet.com/news/fraudulent-google-certificate-points-to-internet-attack/ https://support.google.com/mail/forum/AAAAK7un8RU3J3r2JqFNTw/?hl=en&gpf=d/category-...
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0answers
117 views

Has this PC been hacked? What's going on?

I'm reasonably technically competent, but I don't know how to interpret this PC issue. As its a real-world incident, there's some back-story. I'm in the UK. The suspect PC runs Win8.1 up to date, ...
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0answers
33 views

How to efficiently deploy SMIME email certificates for entire domain with Google GSuite?

Google Suite Enterprise supports centralized SMIME email signatures. This allows for easy deployment across all devices. But besides an API, there's apparently no central management. And I couldn't ...
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0answers
48 views

Can using web-based protocol handlers for protocols such as mailto: links be dangerous in any way?

My question is specifically about an option in Google Chrome under Settings > Site Settings > Handlers. I've read in the past that with desktop-based protocol handlers--such as Office Outlook or ...
1
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2answers
255 views

Gmail shows my photo after I enter my emaill address (but before my password)

If I have a profile photo associated with a Google account, then when I enter my email address into GMail, but before I enter my password, the photo is shown. Is there a possible security breach ...
2
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1answer
70 views

Gmail Email id, dot(.) recognition [closed]

I keep on receiving email which is intend to be received by a gmail id similar to be mine, with no dots(.) in gmail id of other party. For example : my email id is john.grisham@gmail.com the inbox of ...
3
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1answer
216 views

Can simply opening an email lead to a hack? [duplicate]

It is common to be wary of links and attachments in emails but I have heard some people say that opening the emails themselves can be risky. Are vulnerabilities that can be exploited simply by opening ...
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1answer
88 views

Does user need to keep updated with the certificates locally when using TLS with smtp?

https://wjianz.wordpress.com/2014/09/03/howto-installconfigure-msmtp-and-mutt-on-ubuntu/ I got GTS CA 1O1 as the common name instead of Google Internet Authority G2. What is the difference between ...
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1answer
101 views

Gmail connected to work computer [duplicate]

On my work computer, I have connected to my personal Gmail account to check my email and go to my drive. At home I use my own personal phone and/or laptop. Can my employer see what I'm searching and ...
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0answers
91 views

Why I am seeing an email address offending my name? [closed]

When I succeed the username recovery process, I saw a suspicious address i didn't know of. How was this added to my list of known accounts? (see below)
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2answers
1k views

GMail Hack with 2-Factor Auth enabled

I have my business email on GMail. I use 2-factor authentication for access to said business email. I access my business email from 2 computers and 1 mobile Android device. I do not use Outlook or ...
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1answer
84 views

Misspelled recipent, same or unique? [closed]

I have x.x@gmail.com as primary email-address, but per accident i sent confidential information to xx@gmail.com (note the dot). How will this be handled?
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3answers
319 views

Is it safe to help a stranger login to gmail using my phone number?

I was assisting a man at the public library who was unable to login to his gmail account. He typed in his password and was prompted for a phone number, presumably so a code to be sent which would then ...
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2answers
675 views

Google suspicious activity warning persists for 4 days despite my confirming I recognize it, does this indicate additional security issue? [closed]

I had a google suspicious activity warning four days ago triggered by logging in from a location I don't use often. I accepted the offer to view the activity and acknowledged that I recognized it. ...
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0answers
87 views

Accessing Gmail if you are the owner of domain that someone else uses

Say Person A (Adam) owns the domain example.com, but is allowing free use of the domain name to his friend, Person B (Bill). As the owner of the domain, Adam logs into his registrar and points the ...
7
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3answers
12k views

Unknown automatically generated email in sent folder

I just noticed a strange email in my sent folder that I did not send. Here is the header information: To: 5f3d36eb61801dda4063@cloudmailin.net From: ********@gmail.com Date: Mon, 10 Jun 2019 06:54:17 ...
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0answers
360 views

Different email address in the email and the cancellation link in “Security alert for your linked Google Account” [closed]

In order to be able to help my mother, my gmail is listed as a recovery email for her Google account, mother@gmail.com (not her actual address). Today I received a "Security alert for your linked ...
1
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1answer
115 views

Gmail Question - Bypassing alerts

Is it easy to access someone's gmail account without having that alert pop up to warn the owner? So, for example, with gmail, if you log in somewhere different from your usual login, it alerts you ...
1
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1answer
73 views

What accounts for file accessed immediately after including link in Gmail?

Less than 60 seconds after sending an email w/ Gmail that contained a pasted https link to a .zip file, that file was accessed by two non-Google servers. Neither server belongs to the email recipient. ...
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2answers
1k views

Is it possible to get infected by opening an email in Android Gmail app?

I just received an email from an unknown person, titled "da vinci" and containing a docx file with the same name. Not suspicious at all, right? I have not opened or downloaded the file, but: The ...
2
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1answer
2k views

Should I be worried by an email which said my account was under attack? [duplicate]

So, today I received an email in my Gmail account which landed automatically in the spam folder. This was the email content: Hi! As you may have noticed, I sent you an email from your account. ...
3
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1answer
221 views

Why are my emails going to spam?

I have been trying to learn about phishing emails. I have read up quite a bit on it. I setup a domain somthing.tk (free domain), hosted a website on a VPS (Digital Ocean). Set up my own mail transfer ...
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1answer
954 views

Are emails from ProtonMail to Tutanota end-to-end encrypted?

So I know that sending emails from a ProtonMail Email to a ProtonMail email is end-to-end encrypted. And I know that sending emails from a Tutanota Email to a Tutanota email is end-to-end encrypted. I ...
2
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0answers
87 views

Gmail (Dot) Phishing Attack From Avalanche Botnet

I'm a full-stack web developer working in a small startup and have been wearing many hats as a result. I am by no means a cyber or information security expert. I'm looking for a general evaluation of ...
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2answers
80 views

How to find the source of business email account compromise

I have a gmail account example@gmail.com and I am sending emails to a lawyer with corporate email (I don't know the software they use). I am sending monthly bills to the lawyer for consulting fees. ...
3
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1answer
509 views

How does AVG insert its signature into Gmail emails?

I just sent an email from gmail loaded in my Chrome web browser. Also on the Windows 7 computer is AVG "anti-virus". Turns out AVG somehow managed to insert a signature into the email I sent out. ...
1
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1answer
770 views

How would google know someone has the password for my web host email?

I received a confusing email from Google today. It had the subject 'Critical security alert' and the body said in part 'Google has become aware that someone else knows your password, and we've taken ...
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2answers
152 views

How can you use the information from Gmail's “Show Original” feature to check if an email really came from Google?

I received an email saying that someone logged into my Gmail account from an unknown device. How can I verify that this email (security alert) actually came from Google and not from a malicious source?...
0
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1answer
51 views

Gmail Contact List Safety

How can I know that my Gmail is spoofed or sending spams to other people I sent email to them before? I don't have clear signs of that especially my contact list is empty but I'm afraid this may ...
1
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1answer
101 views

Lock gmail access from a smartphone

A friend has broken his smartphone. It has (at least) three security issues: It is not protected by any PIN, password or fingerprint It automaticaly access gmail (I'm not sure if he just rememberd ...
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0answers
54 views

How to enforce E-mail Account Security with regards to Custom Domains & 2FA?

Lately I've been bothered by the fact that should one of my e-mail accounts be in some way compromised despite its long and randomized password phrase. I'd have hell to pay since it is effectively a ...
0
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2answers
228 views

Find the person behind an email address using its recovery email in Gmail

Note: This is based on a true story! The Story: Alice and Bob are good friends and each one knows the personal email address of the other person and they contact with each other using it. Let's ...
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3answers
99 views

Would Gmail server be able to protect me from phishing attacks if I'm using a stock email app on Android?

I have a Gmail account and I am using Samsung email app. Recently I have switched to the Gmail app because I thought using the Gmail app would be safer because that app would automatically filter ...
1
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1answer
705 views

What does this activity record of gmail mean, when it says an authorized application with IP from India?

There is a record in my Gmail's activity: Access Type : Authorized Application (860033281504.apps.googleusercontent.com) Hide details "name: Yahoo Mail Client" "vendor: Yahoo" "...
2
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2answers
2k views

How does Gmail detect if my email account is accessed from another computer?

How does Gmail detect when my mail is accessed from another computer? Does it keep track of my MAC address to check whether a new device is used? I think it doesn't have anything to do with IP address....
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2answers
139 views

Spoofed email has appropriate alias but unknown email

My wife received a suspicious email where the "FROM" field contained my name, but the email appeared to be delivered from an E-Mail address that we do not recognize. The fact that the email used my ...
0
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1answer
137 views

Gmail sign-in with 2 step verification secure enough for money-generating YouTube channel [closed]

My goal is to find out if the sign-in process of a personal Gmail account with 2-step verification turned on, is enough from a security point of view, to serve as the sign-in process for a YouTube ...
1
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0answers
161 views

Can Gmail read password protected .docx files?

Can Gmail read MS-Word .docx 2011 (OS X) files that require a password to open? As I understand it, Gmail servers read emails and attachments in their efforts to characterize users for advertising ...
1
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2answers
5k views

Is this a safe way to open a PDF file? [duplicate]

I have recieved an email with a pdf file whose content I want, but I'm not exactly sure what the source of it is. In gmail, I have two options: "Download" and "Save to Drive". I'm assuming it means ...
1
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2answers
67 views

Is my personal data at risk with global digital giant's services?

The global digital giant's services like facebook/gmail/twitter/etc are not following standard password policies (like the standard password policies used by most of the Enterprises/Corporate). For ...
3
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1answer
266 views

Does Google check for Unicode characters to determine spam now in Gmail?

I was reading some tweets from @pwnallthethings regarding the John Podesta spear phishing emails. What the email looked like: The Change Password button link, notice the domain com-...
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1answer
143 views

How to stop Google from recognizing me?

I've done everything to make myself anonymous but Google still recognizes me. What I am trying to do is create multiple Gmail accounts. I can only create one account and if I try second time, it asks ...
1
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0answers
384 views

A unknown IP logged into my gmail [closed]

Unknown login to my Gmail account: IP 192.168.12.54. I cannot remove this IP now. It also says chacha20_poly1305 uses x25519 key exchange mechanism.
0
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1answer
134 views

Gmail Accessed by Remote Acess User in China, Computer, VNC number used

Recently, we received an email from a foreign exchange student we hosted (from China) with a video from the family that required us to download an app for translation. I downloaded the app via my ...
0
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1answer
242 views

Recovering locked-out accounts after losing smartphone

Ok so, we've got a situation here that sounds a bit hopeless, but it's happening right now and we could really use some help. Please bear with me here as I try to explain... Recently, my wife and I ...
1
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3answers
4k views

Security of emails from ProtonMail to Gmail

I understand that Gmail to Gmail is not very secure. On the other hand, ProtonMail is a very good option with great features. But there is one thing I don't quite understand: Why should I use ...
2
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2answers
65 views

Is it safe to use the same Google account to communicate with users and for AdSense and analytics?

Should i have 2 separate accounts, one to communicate with the users of the website and sending automated emails with gmail like account confirmations, password resets, etc. And one account for ...
2
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1answer
327 views

my email just hacked, no 2 factor auth. request or new sign in? Am I infected?

Gmail. I just received two emails sent from my own account that I did not send. They are in my sent messages as well so were not spoofed. I have on this account(and all my accounts): STRONG ...