Articles tagged with Certificates

Microsoft Teams bug is prompting users to select a certificate

A recent Microsoft Teams update is causing a "Select a certificate" prompt to be displayed to Teams users before they can use the software.
- Lawrence Abrams
- June 10, 2021
- 11:12 AM
- 0
Microsoft Exchange admin portal blocked by expired SSL certificate

The Microsoft Exchange admin portal is currently inaccessible from some browsers after Microsoft forgot to renew the SSL certificate for the website.
- Lawrence Abrams
- May 23, 2021
- 03:21 PM
- 0
Amex cards removed from Google Pay due to expired certificate

An expired certificate has led to the repeated removal of linked American Express credit cards from user's Google Pay accounts.
- Lawrence Abrams
- April 16, 2021
- 09:49 AM
- 0
Pulse Secure VPN users can't login due to expired certificate

Users worldwide cannot connect to Pulse Secure VPN devices after a code signing certificate used to digitally sign and verify software components has expired.
- Lawrence Abrams
- April 12, 2021
- 11:05 AM
- 1
Linux Foundation unveils Sigstore — a Let's Encrypt for code signing

The Linux Foundation, Red Hat, Google, and Purdue have unveiled the free 'sigstore' service that lets developers code-sign and verify open source software to prevent supply-chain attacks.
- Lawrence Abrams
- March 10, 2021
- 03:49 PM
- 1
Linux Foundation unveils Sigstore — a Let's Encrypt for code signing

The Linux Foundation, Red Hat, Google, and Purdue have unveiled the free 'sigstore' service that lets developers code-sign and verify open source software to prevent supply-chain attacks.
- Lawrence Abrams
- March 10, 2021
- 03:49 PM
- 1
Recent Google Voice outage caused by expired certificates

In an incident report published on Friday, Google said that a Google Voice outage affecting a majority of the telephone service's users earlier this month was caused by expired TLS certificates.
- Sergiu Gatlan
- February 28, 2021
- 09:25 AM
- 0
Mimecast discloses Microsoft 365 SSL certificate compromise

Email security company Mimecast has disclosed today that a "sophisticated threat actor" compromised one of the certificates the company issues for customers to securely connect Microsoft 365 Exchange to their services.
- Sergiu Gatlan
- January 12, 2021
- 10:33 AM
- 0
Microsoft: Don't delete Windows 10 root certificate expiring this month

A Microsoft root certificate is expiring at the end of this month, and Microsoft warns that removing it could cause problems with the operating system.
- Lawrence Abrams
- December 22, 2020
- 01:29 PM
- 5
Microsoft fixes issue causing Windows 10 certificates to disappear

Microsoft has resolved a known issue leading to missing system and user certificates after updating managed Windows 10 systems using outdated installation media through update management tools, physical media, or ISO images.
- Sergiu Gatlan
- November 18, 2020
- 08:55 AM
- 0
GitHub breaks site layout after forgetting to renew certificate

This morning, GitHub's pristine layout vanished in what looks like a miss on the company's part in renewing an SSL certificate. The expired certificate prevented numerous resources like images, JavaScript, and CSS stylesheets from loading correctly on GitHub.
- Ax Sharma
- November 02, 2020
- 04:31 PM
- 1
Microsoft is investigating lost Windows 10 certificates issue

Microsoft is investigating a known issue leading to missing system and user certificates after updating certain Windows 10 systems using outdated installation media through update management tools, physical media, or ISO images.
- Sergiu Gatlan
- November 02, 2020
- 10:48 AM
- 0
Mac users unable to print after Apple revoked HP certificate

Apple macOS X users with HP printers are left unable to print from their computers after Apple revoked a certificate that signed HP's print drivers. The result is print drivers being mistaken for malware.
- Ax Sharma
- October 27, 2020
- 04:24 PM
- 2
You have two days left to purchase 2-year TLS/SSL certificates

If you are looking to purchase a 2-year TLS or SSL certificate, you have only two days left before all new certificates will have a maximum 397 day validity period.
- Lawrence Abrams
- August 30, 2020
- 02:37 PM
- 0
Spotify hit with outage after forgetting to renew a certifficate

Spotify was hit with a brief outage today after they forgot to renew a certificate used as part of their service.
- Lawrence Abrams
- August 19, 2020
- 05:31 PM
- 0
Expired certificate led to an undercount of COVID-19 results

An expired certificate and outage led to an undercounting of COVID-19 cases reported in California after 250,00-300,000 lab results were prevented from being uploaded to California's CalREDIE reporting system.
- Lawrence Abrams
- August 13, 2020
- 04:36 PM
- 1
Mozilla reduces TLS certificate lifespan to 1 year in September

Mozilla has officially announced that starting September 1st, 2020, they will no longer consider any newly issued certificates with a lifespan greater than 398 days, or a little over one year, as valid.
- Lawrence Abrams
- July 10, 2020
- 11:37 AM
- 0
Expiring SSL certs expected to break smart TVs, fridges, and IoTs

On May 30th, select Roku streaming channels stopped working, leaving impacted customers clueless with no idea what was wrong.
- Ax Sharma
- June 10, 2020
- 05:46 PM
- 2
Firefox 77 rolls out WebRender to more Windows 10 laptops

Mozilla has released Firefox 77 today, June 2nd, 2020, to the Stable desktop channel for Windows, macOS, and Linux with bug fixes, new features, and security fixes.
- Lawrence Abrams
- June 02, 2020
- 10:50 AM
- 2
Attackers Deliver Malware via Fake Website Certificate Errors

Cybercriminals are distributing malware using fake security certificate update requests displayed on previously compromised websites, attempting to infect potential victims with backdoors and Trojans using a malicious installer.
- Sergiu Gatlan
- March 05, 2020
- 11:29 AM
- 0