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Posts Tagged ‘Cryptography’

ICANN warns of “ongoing and significant” attacks against internet’s DNS infrastructure

The internet’s address book keeper has warned of an “ongoing and significant risk” to key parts of the domain name system infrastructure, following months of increased attacks. The Internet Corporation for Assigned Names and Numbers, or ICANN, issued the notice late Friday, saying DNS, which converts numerical internet addresses to domain names, has been the victim ...

What business leaders can learn from Jeff Bezos’ leaked texts

Joel Wallenstrom Contributor Joel Wallenstrom is president and chief executive of Wickr, a secure communications company. Before Wickr, Joel co-founded iSEC Partners, one of the world's leading information security research teams, later acquired by NCC Group, and served as Director for Strategic Alliances at @stake, one of the very first computer security companies in the ...

Houzz resets user passwords after data breach

Houzz, a $4 billion-valued home improvement startup that recently laid off 10 percent of its staff, has admitted a data breach. A reader contacted TechCrunch on Thursday with a copy of an email sent by the company. It doesn’t say much — such as when the breach happened, what was stolen, or if a hacker to ...

Data management giant Rubrik leaked a massive database of client data in security lapse

A server security lapse has exposed a massive database of customer information belonging to Rubrik, an IT security and cloud data management giant. The company pulled the server offline Tuesday within an hour of TechCrunch alerting the company, after the data was found by security researcher Oliver Hough. The exposed server wasn’t protected with a ...

Hide and seek: A catalog of useful steganography tools

Steganography is the art of hiding things in plain sight: for example, secretly encoding a message in an image by flipping the least-significant bit in each pixel to create a binary string that can be decoded as text.

0xRick Owned Root's /.Steganography is an open, ***-hosted catalog of useful resources aimed at Capture the Flag ...

Fortnite bugs put accounts at risk of takeover

With one click, any semi-skilled hacker could have silently taken over a Fortnite account, according to a cybersecurity firm who says the bug is now fixed. Researchers at Check Point say the three vulnerabilities chained together could have affected any of its 200 million players. The flaws, if exploited, would have stolen the account access token ...

Tesla is entering the Model 3 into Pwn2Own, one of the world’s toughest hacking contests

Tesla is handing over its new Model 3 sedan to Pwn2Own this year, the first time a car has been included in the annual high-profile hacking contest. The prize for the winning security researcher: a Model 3. Pwn2Own, which is in its 12th year and run by Trend Micro’s Zero Day Initiative, is known as ...

Some US government websites won’t load after HTTPS certificates expire during shutdown

In a government shutdown, everything deemed non-essential stops. As we found out, renewing the certificates on its websites is considered non-essential. Several government sites are currently inaccessible or blocked by most browsers after their HTTPS certificate expired. With nobody available to renew them during the government shutdown, these sites are kicking back warning errors. According ...

Cybersecurity 101: Five simple security guides for protecting your privacy

With hundreds of millions of people home for the holidays, now is a better time than ever to spread good tidings and cheer, and — well, some much-needed security advice for all the family. Security sounds complicated, but it doesn’t have to be. Privacy is more important than ever. With an ever-changing and evolving landscape ...

Debunking “ghost users”: MI5’s plan to backdoor all secure messaging platforms

When lawmakers and cops propose banning working cryptography (as they often do in the USA), or ban it outright (as they just did in Australia), they are long on talk about "responsible encryption" and the ability of sufficiently motivated technologists to "figure it out" and very short on how that might work -- ...