Troy Hunt

FEBRUARY 27, 2018

When I launched Pwned Passwords V2 last week , I made it fast - real fast - and I want to talk briefly here about why that was important, how I did it and then how I've since shaved another 56% off the load time for requests that hit the origin. Why Speed Matters for Pwned Passwords. And a bunch of other cool perf stuff while I'm here.

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Passwords Internet Internet Architecture 213

Troy Hunt

FEBRUARY 4, 2024

That's not unprecedented, but this is: password: "$2y$10$B0EhY/bQsa5zUYXQ6J.NkunGvUfYeVOH8JM1nZwHyLPBagbVzpEM2", No way! Is that genuinely a bcrypt hash of my own password? Yep, that's exactly what it is : The Spoutible API enabled any user to retrieve the bcrypt hash of any other user's password.

Passwords 363

Passwords Accountability Backups Data breaches 363

eSecurity Planet

MAY 25, 2022

Encryption and the development of cryptography have been a cornerstone of IT security for decades and remain critical for data protection against evolving threats. While cryptology is thousands of years old, modern cryptography took off in the 1970s with the help of the Diffie-Hellman-Merkle and RSA encryption algorithms.

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Encryption Computers and Electronics Password Management Passwords 137

The Last Watchdog

MAY 8, 2019

Related: Marriott reports huge data breach Ever thought about encrypting the data held on a portable storage device? Launched as a one-man operation in 2007, DataLocker has grown into a leading manufacturer of encrypted external drives, thumb drives, flash drives and self-encrypting, recordable CDs and DVDs.

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Encryption Backups Internet Internet 147

Security Boulevard

NOVEMBER 18, 2022

What Is Encryption Key Management? To keep data safe, it is encrypted and decrypted using encryption keys. Types of Encryption Keys. There are two main types of encryption keys : symmetric and asymmetric. Symmetric key encryption uses a single key to both encrypt and decrypt data. brooke.crothers.

Encryption 122

Encryption Digital transformation Insurance IoT 122

Schneier on Security

JULY 12, 2018

This summary is as good as any other: The first big new feature in WPA3 is protection against offline, password-guessing attacks. This is where an attacker captures data from your Wi-Fi stream, brings it back to a private computer, and guesses passwords over and over again until they find a match.

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Passwords Encryption 184

eSecurity Planet

SEPTEMBER 24, 2021

If you’re looking for a password manager for your business, Bitwarden and LastPass might be on your list of potential solutions. Both vendors will help you and your employees store access credentials, improve password health, and share sensitive information securely. PBKDF2 SHA-256 encryption for master passwords.

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Password Management Passwords Encryption Authentication 113

eSecurity Planet

SEPTEMBER 19, 2022

Since many people use the same passwords or patterns when generating passwords, hackers have more and more opportunities to gain access to sensitive company data. Password manager tools allow organizations and their employees to seamlessly and securely handle login credentials. Best Password Manager Tools.

Password Management 110

Password Management Passwords Software Encryption 110

eSecurity Planet

OCTOBER 4, 2021

percent of all malware detected on networks of WatchGuard Technologies customers in the second quarter came over encrypted connections, raising the security risk for the 80 percent of such organizations that lack processes for decrypting and scanning HTTPS traffic for threats. Malware in Encrypted Traffic. A surprising 91.5

Encryption 142

Encryption Malware Ransomware Firewall 142

Krebs on Security

DECEMBER 1, 2022

“Nevertheless, the mitigation was simple and presented no risk to partner experience, so we put it into the then-stable 22.8 The third-party cloud storage service is currently shared by both GoTo and its affiliate, the password manager service LastPass. build and the then-canary 22.9

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Phishing Architecture Passwords Accountability 284

Security Affairs

DECEMBER 19, 2022

The Rust variant has also been seen using intermittent encryption, one of the emerging tactics that threat actors use today for faster encryption and detection evasion.” ” Upon executing the malware, the Rust binary prompts an error requiring a password to be passed as an argument. ” continues the analysis.

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Ransomware Encryption Healthcare Education 144

Troy Hunt

JUNE 25, 2018

In particular, Mozilla was instrumental in the birth of Let's Encrypt , the free and open certificate authority that's massively increased the adoption of HTTPS on the web. My relationship with 1Password stretches all the way back to 2011 when I came to the realisation that the only secure password is the one you can't remember.

Passwords 271

Passwords Data breaches Password Management Accountability 271

Troy Hunt

SEPTEMBER 17, 2020

I want a "secure by default" internet with all the things encrypted all the time such that people can move freely between networks without ever needing to care about who manages them or what they're doing with them. Now let's try the mobile app: What's the encryption story there?

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VPN Phishing DNS Encryption 356

Security Affairs

MARCH 3, 2021

The vulnerability is related to the possibility to launch a bruteforce attack to guess the seven-digit security code that is sent via email or SMS as a method of verification in password reset procedure. “Once we receive the 7 digit security code, we will have to enter it to reset the password. .” ” the expert wrote.

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Accountability Passwords Encryption Mobile 141

Troy Hunt

NOVEMBER 13, 2024

As I said, our IT department recently notified me that some of my data was leaked and a pre-emptive password reset was enforced as they didn't know what was leaked.    It would be good to see it as an informational notification in case there's an increase in attack attempts against my email address.

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Data breaches Passwords B2B Technology 282

Security Affairs

FEBRUARY 12, 2024

Public Wi-Fi users are prime targets for MITM attacks because the information they send is often not encrypted, meaning it’s easy for hackers to access your data. Once they’re in, they can grab your emails, usernames, passwords, and more. They might even lock you out of your own accounts by resetting your passwords.

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DNS VPN Encryption Passwords 145

SecureList

OCTOBER 7, 2021

According to our data, its main vector of distribution is cracking RDP passwords. Encrypted files and a note from the attackers. For encryption, the program uses the AES symmetric algorithm with a 128-bit key in ECB mode (simple substitution mode) from the CryptoPP cryptographic library. Technical file created by BigBobRoss.

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Ransomware Encryption Passwords Malware 141

eSecurity Planet

FEBRUARY 25, 2022

Rainbow table attacks are an older but still effective tactic for threat actors targeting password database vulnerabilities. Rainbow table attacks are an effective tactic for threat actors targeting password database vulnerabilities presenting inadequate privacy and security functionality. What are Cryptanalysts?

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Passwords Encryption Authentication Penetration Testing 130

Security Affairs

AUGUST 12, 2021

The attackers used invoice-themed XLS.HTML attachments, Microsoft reported that they changed obfuscation and encryption mechanisms every 37 days on average, a circumstance that demonstrates high motivation and the threat actors’ abilities to constantly evade detection.

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Phishing Passwords Encryption Cybercrime 136

CSO Magazine

SEPTEMBER 6, 2022

Heartbleed is a vulnerability in OpenSSL that came to light in April of 2014; it was present on thousands of web servers, including those running major sites like Yahoo. The vulnerability meant that a malicious user could easily trick a vulnerable web server into sending sensitive information, including usernames and passwords.

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Encryption Passwords 127

The Last Watchdog

JUNE 21, 2020

Although most people think of ransomware as a dodgy application that encrypts data and holds it for ransom, the concept is much more heterogeneous than that. The Archiveus Trojan from 2006 was the first one to use RSA cipher, but it was reminiscent of a proof of concept and used a static 30-digit decryption password that was shortly cracked.

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Ransomware Hacking Encryption Penetration Testing 243

SecureList

APRIL 15, 2024

They generated a custom version of the ransomware, which used the aforementioned account credential to spread across the network and perform malicious activities, such as killing Windows Defender and erasing Windows Event Logs in order to encrypt the data and cover its tracks. In this article, we revisit the LockBit 3.0

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Ransomware Encryption Passwords Accountability 132

Troy Hunt

DECEMBER 8, 2019

I'm presently on the YOW! conference tour which means doing the same keynote three times over in Sydney, Brisbane and Melbourne. It's my first time back at YOW! since 2015 and it's always a nice way to wrap up the year, especially the Brisbane leg I'm on at the moment in my home state.

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Data breaches Encryption Phishing Passwords 136

The Last Watchdog

SEPTEMBER 26, 2022

From there, they can encrypt data, execute a ransomware attack and more. Given that nearly 80 percent of today’s cyberattacks involve leveraging privileged identities, one novel approach is to forego the focus on the password itself for something different – Zero Standing Privilege (ZSP).

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Ransomware Passwords Data breaches Accountability 220

Security Affairs

JULY 28, 2024

The installer featured CrowdStrike branding, German language localization, and required a password to install malware. This spearphishing page presented the targeted victim with a download link to a ZIP file containing a malicious InnoSetup installer.” com/crowdstrike/. “The website it[.]com dat and Java8Runtime.exe ).

Passwords 144

Passwords Phishing Malware Encryption 144

Krebs on Security

DECEMBER 29, 2022

Many cybercriminals who operated with impunity from Russia and Ukraine prior to the war chose to flee those countries following the invasion, presenting international law enforcement agencies with rare opportunities to catch most-wanted cybercrooks. ” SEPTEMBER.

Cryptocurrency 270

Cryptocurrency Cybercrime Computers and Electronics Scams 270

Krebs on Security

FEBRUARY 2, 2021

There are dozens of online shops that sell so-called “card not present” (CNP) payment card data stolen from e-commerce stores, but most source the data from other criminals. The database is in the hands of the police, but it’s encrypted.” ValidCC, circa 2017. “We don’t know anything!,”

Cybercrime 239

Cybercrime Media Accountability Hacking 239

Security Affairs

JULY 14, 2021

We have observed malicious binaries use openssl with base64, Advanced Encryption Standard (AES), CBC (Cipher Block Chaining) to thwart security scanners in the format as shown below: openssl enc -aes-256-cbc -d -A -base64 -pass pass:<> Curl. Bash scripts invoking encrypted Zip file. Bash scripts decoding an encrypted blob.

Adware 139

Adware Encryption Malware Passwords 139

eSecurity Planet

AUGUST 19, 2022

Ransomware groups also harvest cookies and “their activities may not be detected by simple anti-malware defenses because of their abuse of legitimate executables, both already present and brought along as tools.” Browsers allow users to maintain authentication, remember passwords and autofill forms.

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Authentication Password Management Passwords Malware 142

Security Affairs

OCTOBER 26, 2021

The PMK is calculated from the following parameters: Passphrase– The WiFi password — hence, the part that we are really looking for. Hoorvitch used an attack technique devised by Jens “atom” Steube’s (Hashcat’s lead developer) to retrieve the PMKIDs that allowed him to derive the password. SSID – The name of the network.

Passwords 138

Passwords Small Business Firmware Manufacturing 138

CyberSecurity Insiders

MARCH 3, 2023

To avoid these attacks, it is best to use protective security measures and keep data secure with encryption. So, Britain’s cyber arm of GCHQ is urging Twitter users to use other online services in securing their online accounts, by adding an extra layer of security- on top of password managers and a 14-16 character password.

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Cybersecurity Ransomware Encryption Password Management 127

Security Affairs

MARCH 19, 2020

” According to the experts, the first infections were observed in late 2019, victims reported their files were encrypted by a strain of malware. locked to the filename of the encrypted files. “ “The password database was leaked shortly before the attack. The malicious code appended the extension.

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Government Ransomware Encryption Penetration Testing 144

IT Security Guru

JUNE 30, 2021

Using the same password for all software applications increase the chances of cybercriminals learning an individual’s log-in credentials and gaining unauthorized access – resulting in data theft, identity theft and other harm. Single Sign-On (SSO) is a solution that combats password fatigue. fewer requests to reset passwords).

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Password Management Passwords VPN B2C 132

CyberSecurity Insiders

NOVEMBER 25, 2021

So, the question of unauthorized backdoors being present on any of its devices gets eliminated. Password compromise- Almost all devices offered by Samsung are equipped with innovative biometric authentication technology such as fingerprint, IRIS, and password secure.

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Mobile Firmware Manufacturing Passwords 132

Adam Levin

JANUARY 2, 2019

This presents myriad business opportunities. With every app on every device presenting a potential security vulnerability, expect to see more workplaces cracking down on and/or managing BYOD. Here are a few predictions. 2019 should bring a more sober assessment of the advantages of blockchain technology as well as its drawbacks.

Cybersecurity 157

Cybersecurity Identity Theft Passwords Password Management 157

Security Affairs

DECEMBER 7, 2024

Parubets disclosed that his apartment was searched, and he was beaten to force him to reveal his device password. The spyware allowed Russian authorities to track a target device’s location, record phone calls, and keystrokes, and read messages from encrypted messaging apps. ” continues the report.

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Spyware Passwords Encryption Surveillance 134

Security Affairs

FEBRUARY 26, 2021

It lists the IP addresses of the local ARP cache and sends them a packet, then it lists all the sharing resources opened on the found IPs, mounts each of them, and attempts to encrypt their content. “The content of this scheduled task is described in the analysis present in this document. ” continues the report.

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Ransomware Passwords Accountability Encryption 145