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A web infrastructure construct that facilitates the trust relationship between a web site as information provider and a client's web client (browser) as information consumer. It contains elements to satisfy authentication to satisfy requirements that parties to the connection are who they claim to ...

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23 views

Does Gmail support certificate authentication?

I run my own Postfix/Dovecot setup. I was considering to enable certificate authentication but it is not a short procedure. Before I start, I tried to find information about my clients. If I enroll a ...
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0answers
14 views

How to install client certificate and client key

I'm on Android Pie and have two files: * client certificate (extension is .crt, but inside looks like pem - starts with -----BEGIN CERTIFICATE-----) * user key (extension is .key, inside again looks ...
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0answers
10 views

where should I look for certificate revocation list?

I would like to get the list of all revoked certificates list downloaded on an Android device? I know that this class allows you to check if a certificate is revoked or not, but I want to get the ...
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1answer
35 views

How do I install the OWASP ZAP certificate as a trusted system CA on Bluestacks?

I have a rooted bluestacks android. I would like to use ZAP to monitor its SSL traffic. I exported ZAP's SSL certificate as a .cer file ("----- BEGIN CERTIFICATE .... ------ END CERTIFICATE -------")....
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0answers
18 views

Popping certificate notification of arubanetworks.com

Whenever I use certain public wifi-network on my Android Nougat I get this pop-up about certificate security. Even deleting the account from email client didn't help, it seems it relates to system ...
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0answers
19 views

android certificate expiration

in owasp mobile security testing guide on Testing Endpoint Identify Verification (static analysis ) says check for certificate expire date ! what happens when an app certificate expires ?
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0answers
60 views

How to add a CA to trusted root

Since android 7, apps will not obey the user installed CA certificates anymore. So as a tester, if you want to test and verify issues such as certificate pinning you need to install the custom proxy ...
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0answers
25 views

Lost PIN with cert installed?

I have a Samsung tablet configured with a corporate cert (via airwatch) to enable access to secured resources. It's a model that has a fingerprint sensor in the home button, which has been working ...
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1answer
2k views

No “Use system certificates” when trying to connect to WiFi

I am having a problem connecting to my university Eduroam WiFi. If I understand correctly, in CA certificate I am supposed to select CA certificate if it is there or Use system certificate and input ...
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0answers
1k views

CA Certificate has no Options

I have a GS7 and after the 7.0 update I haven't been able to connect to my work Wifi. Long story short they tried to do select "Do Not Validate" in the CA Certificate selection, but there are no ...
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0answers
514 views

How to install P12 certificates in mobile Firefox?

I successfully imported my .p12 certificate to my two android devices (Galaxy Tab E SM-T560 (Spreadtrum SoC) running Kitkat 4.4.4 and Xiaomi Mi A1 Global Version (SD 625) running Oreo 8.0.0. Now I ...
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0answers
53 views

Do older Android versions support SHA-256?

We are updating our certs. for our MDM program, and that includes rolling out SHA-256. That being said, do all Android versions support SHA-256 (especially 4.0.3 and 4.1.1)?
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1answer
72 views

Certificate expiry upcoming [closed]

Today my phone tells me that its certificate will expire in February 2018 What will happen to my phone when this date occurs? Do I need (a) to worry (b) to take pre-emptive action? ...
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0answers
416 views

Bypassing certificate pinning with integrity checks on Android 7 (Nougat) or newer

How can I bypass Certificate Pinning, or bypass SSL verification entirely, in an Android app on Android 7 or newer that has a built-in hash 'integrity check' to rule out APK modification? Here is a ...
1
vote
1answer
605 views

Can't install a new p12 user certificate

I can't import a new company-issued personal certificate in binary .p12 format. The old one worked fine, I have a new one (CA was updated so we had to be issued new ones) that fails the import. Both ...
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votes
1answer
812 views

How to lookup a specific security certificate on my phone?

I have been trying to find out which security ca certificate is which on my phone, when they are all active my phone runs really slow. Is there a way to find these certificates?
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0answers
420 views

Browsers crashing when trying to access captive portal (Wi-Fi log in page)

Recently I noticed that whenever I try to login to a captive portal Wi-Fi page, all of the browsers that I'm using crash. This happens before the page even finishes loading and consenquently I am ...
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1answer
320 views

How to accept SSL certificate using selenium on an emulated Android

I'm using selenium (with python) to test a website on an emulated android device (Android version 6 and Android version 5.1) on Sauce Labs. Selenium tries to access a website using the native ...
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2answers
232 views

How does Android handle wifi root CAs? Should they be a security concern?

My university requires me to install a custom root CA to connect to their wifi network. When I installed it on my phone, it let me specify "Wifi" or "VPN and apps". I chose wifi, and was able to ...
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0answers
163 views

Default trusted certificates

Is there a list default trusted certificates for a Nexus 6P? Are there lists for other devices? Is this a difficult seeing to track
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0answers
118 views

Removed trusted CA's now can't use Google…Anything!

My boyfriend accidently hit the 'Remove all stored credentials' and now he can not access anything Google, but most importantly the Play Store. OK it might have been on purpose, don't ask, but now it'...
1
vote
2answers
2k views

How to explain SSL cert validation discrepancy between Chrome and WebView on a modern Android?

(original title: Do some Android vendors ship their own SSL stack implementation?) We've been having (in production) a peculiar HTTPS-related issue lately in our Android app. All calls to our domain ...
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1answer
191 views

Re-sign APK to prevent updating - crashes “divide by zero”

I'm using an app that has been updated, but doesn't work on my phone on the current version. So I'm currently using an older one. But of course it always shows up with an update in the PlayStore. Now ...
2
votes
1answer
7k views

How to connect to PEAP MSCHAPv2 Wi-Fi using system certificates in Android 7.1 Nougat?

Android 7.1 has introduced some changes to Wi-Fi connection interface. In 6.0, when selecting PEAP MSCHAPv2 in Wi-Fi connection interface, there were no CA certificates available (unless some had been ...
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0answers
1k views

Install CA Certifcate using ADB?

I'm in an annoying chicken-and-the-egg loop. Android Browser (the stock browser) is rejecting a bunch of sites certified by Comodo certificate authority. I'm on Comodo's site trying to download their ...
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1answer
3k views

Android Root Certificates, published list?

For each version of iOS Apple publishes a list of the embedded root certificates: https://support.apple.com/en-us/HT205205 I am unable to find something similar for Android, I am wondering if these ...
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1answer
436 views

Platform Certificate

I am resigning apps on a system image in a manner similar to : Resigning System Image on a Device. What I am trying to figure out is how Android verify these apks. In the standard android build the ...
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1answer
475 views

No fingerprint reader after adding self signed certificate

Cyanogen OS 12.1 running on a ZUK z1. I added a self signed CA certificate to the "trusted credentials". Since then android doesn't allow me to use the fingerprint scanner to unlock the screen anymore....
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0answers
1k views

How to remember/cache a client certificate

I support a web-application that requires an https connection with client certificates as part of the authentication scheme. On most browsers (Desktop clients, iOS Safari, etc) if you are prompted for ...
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2answers
22k views

What are all these security certificates on new phone?

This is a new T-Mobile Samsung Galaxy S7. Is it normal to have all these certificates? Many look dodgy. Image resized. Click to see full-version
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1answer
7k views

How to remove a single client certificate?

Isn't it possible to remove a single client certificate from a device? On a Galaxy S6 running 5.0.2 I can remove all client certificates using: System settings Lock screen and security Other ...
3
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0answers
188 views

How do I tell Android to remember which client certificate to use for a given site?

I have a site that requires a client certificate in order to allow access. I've successfully installed a client certificate onto my Android device. When I access the site from Chrome, I'm prompted ...
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0answers
3k views

Can I export certificates from Credentials Storage

I have several certificates in the Credentials store that I would like to backup. Can they be extracted? OnePlus 2 running OxygenOS 2.2.0 Android 5.1.1 Not Rooted.
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0answers
590 views

How are certs validated against default trust store?

Through some reading, I have a fairly rough understanding about how https works with Android apps, especially how are certificate validations done. Some of the resources that I referred to for gaining ...
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0answers
687 views

Certificate Authority installation doesn't work

I've seen many many posts* lined to my problem, although none of them seems to refer to my bug. I set up my small PKI (for Web, mail etc.) and now try to import my CA .crt file to my Android device. ...
2
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1answer
192 views

Pop up about security problems

I had a lot of these pop ups and I don't know if it's for real or not.
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0answers
318 views

How to install a certificate to Work Profile user

I would like my app on Work Profile user (https://www.android.com/intl/en_us/work/) to connect to a server with a cert. Since Work Profile user shares Settings with Owner user, I installed a cert from ...
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1answer
101 views

Can't change security settings due to VPN setup

This appears to be a duplicate of this post, but the solution there didn't work for me. Clearing the credential storage wasn't even an option -- it's greyed out. Starting at the beginning -- I ...
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2answers
300 views

Cannot change lock screen other than password/PIN after installing certificate

I am using XOLO Q1010i. In order to use the university WiFi network, I need to install an authority certificate (WiFi credential). To do so, the device made me installing a lock screen (PIN or ...
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1answer
1k views

Unable to accept SSL certificate (k9mail)

I am setting up k9mail on a 4.2 device (rooted Sony Xperia Mini Pro with stock ROM and crap removed) and it complains about the IMAP SSL certificate not being valid. This happens with both a self-...
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0answers
992 views

How to install a private key (.pfx certificate) on android?

I want to read a protected pdf file. I installed in on my Windows PC and install the .pfx certificate with the password to read it. There I can open it normally. But I can't do the same on my android ...
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0answers
306 views

is there a way to force chrome to accept a self signed site?

I want to access to a site in which zimbra is installed, the address is like 'https://...', but when I try to access it from chrome on my phone I have a message telling me the connection is not ...
3
votes
1answer
380 views

Problem importing server certificate to CyanogenMod 9.1

I am having trouble importing a self signed server certificate to my Sony Ericsson Xperia Arc S running CyanogenMod 9.1. I have tried everything that came to mind. First, the usual method: ...
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votes
1answer
4k views

How to resolve “enter the password for credential storage” issue?

So I am playing around with fiddler web proxy. I need to decrypt https traffic. So I am trying to put the fiddler root CA cert in my device trust store. But it keeps asking me "Enter the password for ...
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0answers
2k views

How to Export Client Certificate from Firefox for Android on non-rooted device

I had a website install a client certificate into my Firefox browser (v35.0.1) on my tablet and I want to export and backup the certificate. I've found out after the fact that Firefox on android doesn'...
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0answers
753 views

Wifi CA Certificates disappearing

I have an Xperia E3 running 4.4.2. My university's wifi network has a CA certificate to avoid having to re-enter credentials each time you connect. However, whenever I install this certificate (and ...
1
vote
1answer
651 views

Android browser: how to revoke ssl permission on a single site after giving it?

I'm building a website under ssl certificate. It just works on desktops but android browser argues that the ssl authority is not trustworthy. So to see the staging site I told it to just consider it ...
10
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2answers
25k views

Unable to Install Certificate

I am trying to install this certificate on a Google Nexus 7 tablet. I have copied the certificate file (from Win7x64) onto its internal storage and opened it in a file manager to install it. This ...
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1answer
1k views

Android does not download any files from untrusted CA certificate site

I work on a site that serves mobile phones and shares some file. When I publish my site in http everything works great. But when I activate SSL and publish my site via HTTPS with my own certificate, ...
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1answer
152 views

Strange notifications on “network”

I've been getting this notification, well, basically ever since I moved to my Samsung Galaxy SIII Neo, which is my current phone. Up till a few days ago, I simply hit Clear and ignored this, wondering ...