A Breach, or Just a Forced Password Reset?

Software giant Citrix Systems recently forced a password reset for many users of its Sharefile content collaboration service, warning it would be doing this on a regular basis in response to password-guessing attacks that target people who re-use passwords across multiple Web sites. Many Sharefil...

Bad Consumer Security Advice

There are lots of articles about there telling people how to better secure their computers and online accounts. While I agree with some of it, this article contains some particularly bad advice: 1. Never, ever, ever use public unsecured Wi-Fi such as the Wi-Fi in a café, hotel or airport. To...

CISO series: Secure your privileged administrative accounts with a phased roadmap

In my role, I often meet with CISOs and security architects who are updating their security strategy to meet the challenges of continuously evolving attacker techniques and cloud platforms. A frequent topic is prioritizing security for their highest value assets, both the assets that have the mos...

Zero-Trust Frameworks: Securing the Digital Transformation

Given the ongoing, rapid rise in digital transformation, the “zero-trust” concept is fast gaining traction as the go-to strategy for securing modern business networks. Zero trust refers to the notion of shifting access controls from the perimeter to the individual users and their devices. Thus,...

Instagram Accidentally Exposed Some Users' Passwords In Plaintext

Instagram has recently patched a security issue in its website that might have accidentally exposed some of its users' passwords in plain text. The company recently started notifying affected users of a security bug that resides in a newly offered feature called "Download Your Data" that allows...

keycloak: brute force protection not working for the entire login workflow

A flaw was found in Keycloak 4.2.1.Final, 4.3.0.Final. When TOPT enabled, an improper implementation of the Brute Force detection algorithm will not enforce its protection measures...

SMWYG-Show-Me-What-You-Got - Tool To Search 1.4 Billion Clear Text Credentials Which Was Dumped As Part Of BreachCompilation Leak

This tool allows you to perform OSINT and reconnaissance on an organisation or an individual. It allows one to search 1.4 Billion clear text credentials which was dumped as part of BreachCompilation leak. This database makes finding passwords faster and easier than ever before. Screenshot Above...

libpng: Integer overflow and resultant divide-by-zero in pngrutil.c:png_check_chunk_length() allows for denial of service

In libpng 1.6.34, a wrong calculation of rowfactor in the pngcheckchunklength function pngrutil.c may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service...

Passwords: Here to Stay, Despite Smart Alternatives?

The lowly password is much-maligned as being the weakest link in any company’s security defenses. That’s for good reason: It’s a fact that password reuse, a lack of strong passwords, a failure to change them on a regular basis and other human errors plague the efficacy of this de facto standard f...

Troy Hunt on Passwords

Troy Hunt has a good essay about why passwords are here to stay, despite all their security problems: This is why passwords aren't going anywhere in the foreseeable future and why insert thing here isn't going to kill them. No amount of focusing on how bad passwords are or how many accounts have...

Nextcloud Server Privilege Authentication Vulnerability (CNVD-2019-18774)

Nextcloud is a set of open source self-hosted file synchronization and sharing communication application platform.Nextcloud Server is one of the server version. A privilege validation vulnerability exists in versions of Nextcloud Server prior to 14.0.0 that can be exploited by an attacker to bypa...

Nextcloud Server < 14.0.0 Multiple Vulnerabilities (NC-SA-2018-011, NC-SA-2018-012, NC-SA-2018-014) - Linux

Nextcloud Server is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only if description...

How to share content easily and securely

This is the seventh post in our eight-blog series on deploying Intelligent Security scenarios. To read the previous entries, check out the Deployment series page. Cumbersome restrictions and limitations on mobile devices, apps, and remote access can be taxing from an IT perspective and frustratin...

Design/Logic Flaw

Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load...

CVE-2018-16465

Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load...

CVE-2018-16465

Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load...

CVE-2018-16465

Missing state in Nextcloud Server prior to 14.0.0 would not enforce the use of a second factor at login if the the provider of the second factor failed to load...

CVE-2018-16465

Nextcloud Server is affected when used with versions prior to 14.0.0. The issue is a missing state that would have enforced a second factor at login if the 2FA provider failed to load, effectively allowing a 2FA bypass under certain conditions. This vulnerability is described in advisories NC-SA-...

Second factor authentication bypassed if provider fails to load (NC-SA-2018-011)

Missing state would not enforce the use of a second factor at login if the the provider of the second factor failed to load...

libpng: Integer overflow and resultant divide-by-zero in pngrutil.c:png_check_chunk_length() allows for denial of service

In libpng 1.6.34, a wrong calculation of rowfactor in the pngcheckchunklength function pngrutil.c may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service...