Showing only posts tagged encryption. Show all posts.

AWS Wickr achieves FedRAMP Moderate authorization

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Amazon Web Services (AWS) is excited to announce that AWS Wickr has achieved Federal Risk and Authorization Management Program (FedRAMP) authorization at the Moderate impact level from the FedRAMP Joint Authorization Board (JAB). FedRAMP is a U.S. government–wide program that promotes the adoption of secure cloud services …

Child Exploitation and the Crypto Wars

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Susan Landau published an excellent essay on the current justification for the government breaking end-to-end-encryption: child sexual abuse and exploitation (CSAE). She puts the debate into historical context, discusses the problem of CSAE, and explains why breaking encryption isn’t the solution. [...]

Signal Will Leave the UK Rather Than Add a Backdoor

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Totally expected, but still good to hear : Onstage at TechCrunch Disrupt 2023, Meredith Whittaker, the president of the Signal Foundation, which maintains the nonprofit Signal messaging app, reaffirmed that Signal would leave the U.K. if the country’s recently passed Online Safety Bill forced Signal to build “backdoors …

The Signal Protocol used by 1+ billion people is getting a post-quantum makeover

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Enlarge (credit: Aurich Lawson | Getty Images) The Signal Foundation, maker of the Signal Protocol that encrypts messages sent by more than a billion people, has rolled out an update designed to prepare for a very real prospect that’s never far from the thoughts of just about every security …

You Can’t Rush Post-Quantum-Computing Cryptography Standards

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I just read an article complaining that NIST is taking too long in finalizing its post-quantum-computing cryptography standards. This process has been going on since 2016, and since that time there has been a huge increase in quantum technology and an equally large increase in quantum understanding and interest …

Backdoor in TETRA Police Radios

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Seems that there is a deliberate backdoor in the twenty-year-old TErrestrial Trunked RAdio (TETRA) standard used by police forces around the world. The European Telecommunications Standards Institute (ETSI), an organization that standardizes technologies across the industry, first created TETRA in 1995. Since then, TETRA has been used in products …

Researchers find deliberate backdoor in police radio encryption algorithm

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Enlarge (credit: Evgen_Prozhyrko via Getty ) For more than 25 years, a technology used for critical data and voice radio communications around the world has been shrouded in secrecy to prevent anyone from closely scrutinizing its security properties for vulnerabilities. But now it’s finally getting a public airing thanks …

The US Navy, NATO, and NASA are using a shady Chinese company’s encryption chips

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Enlarge (credit: Bet_Noire/Getty ) From TikTok to Huawei routers to DJI drones, rising tensions between China and the US have made Americans—and the US government—increasingly wary of Chinese-owned technologies. But thanks to the complexity of the hardware supply chain, encryption chips sold by the subsidiary of a …

AI-Generated Steganography

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New research suggests that AIs can produce perfectly secure steganographic images: Abstract: Steganography is the practice of encoding secret information into innocuous content in such a manner that an adversarial third party would not realize that there is hidden meaning. While this problem has classically been studied in security …

New eBook: 5 Keys to Secure Enterprise Messaging

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AWS is excited to announce a new eBook, 5 Keys to Secure Enterprise Messaging. The new eBook includes best practices for addressing the security and compliance risks associated with messaging apps. An estimated 3.09 billion mobile phone users access messaging apps to communicate, and this figure is projected …

UK Threatens End-to-End Encryption

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In an open letter, seven secure messaging apps—including Signal and WhatsApp—point out that the UK’s Online Safety Bill could destroy end-to-end encryption: As currently drafted, the Bill could break end-to-end encryption,opening the door to routine, general and indiscriminate surveillance of personal messages of friends, family …

Side-Channel Attack against CRYSTALS-Kyber

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CRYSTALS-Kyber is one of the public-key algorithms currently recommended by NIST as part of its post-quantum cryptography standardization process. Researchers have just published a side-channel attack—using power consumption—against an implementation of the algorithm that was supposed to be resistant against that sort of attack. The algorithm is …

Top 2022 AWS data protection service and cryptography tool launches

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Given the pace of Amazon Web Services (AWS) innovation, it can be challenging to stay up to date on the latest AWS service and feature launches. AWS provides services and tools to help you protect your data, accounts, and workloads from unauthorized access. AWS data protection services provide encryption …

Mary Queen of Scots Letters Decrypted

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This is a neat piece of historical research. The team of computer scientist George Lasry, pianist Norbert Biermann and astrophysicist Satoshi Tomokiyo—all keen cryptographers—initially thought the batch of encoded documents related to Italy, because that was how they were filed at the Bibliothèque Nationale de France. However …

Security Analysis of Threema

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A group of Swiss researchers have published an impressive security analysis of Threema. We provide an extensive cryptographic analysis of Threema, a Swiss-based encrypted messaging application with more than 10 million users and 7000 corporate customers. We present seven different attacks against the protocol in three different threat models …

Three key security themes from AWS re:Invent 2022

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AWS re:Invent returned to Las Vegas, Nevada, November 28 to December 2, 2022. After a virtual event in 2020 and a hybrid 2021 edition, spirits were high as over 51,000 in-person attendees returned to network and learn about the latest AWS innovations. Now in its 11th year …

Apple Is Finally Encrypting iCloud Backups

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After way too many years, Apple is finally encrypting iCloud backups : Based on a screenshot from Apple, these categories are covered when you flip on Advanced Data Protection: device backups, messages backups, iCloud Drive, Notes, Photos, Reminders, Safari bookmarks, Siri Shortcuts, Voice Memos, and Wallet Passes. Apple says the …

Apple announces new security and privacy measures amid surge in cyber-attacks

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Encryption of iCloud storage means the information will be safeguarded from hackers as well as government agencies Apple announced a suite of security and privacy improvements on Wednesday that the company is pitching as a way to help people protect their data from hackers, including one that civil liberty …

Apple announces new security and privacy measures amid surge in cyber-attacks

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Encryption of iCloud storage means the information will be safeguarded from hackers as well as government agencies Apple announced a suite of security and privacy improvements on Wednesday that the company is pitching as a way to help people protect their data from hackers, including one that civil liberty …

How to secure your SaaS tenant data in DynamoDB with ABAC and client-side encryption

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If you’re a SaaS vendor, you may need to store and process personal and sensitive data for large numbers of customers across different geographies. When processing sensitive data at scale, you have an increased responsibility to secure this data end-to-end. Client-side encryption of data, such as your customers …

Charles V of Spain Secret Code Cracked

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Diplomatic code cracked after 500 years: In painstaking work backed by computers, Pierrot found “distinct families” of about 120 symbols used by Charles V. “Whole words are encrypted with a single symbol” and the emperor replaced vowels coming after consonants with marks, she said, an inspiration probably coming from …

Breaking the Zeppelin Ransomware Encryption Scheme

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Brian Krebs writes about how the Zeppelin ransomware encryption scheme was broken: The researchers said their break came when they understood that while Zeppelin used three different types of encryption keys to encrypt files, they could undo the whole scheme by factoring or computing just one of them: An …

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