nsa system to replace obsolete tls
In recent years, there has been a lot of controversy surrounding the use of TLS (Transport Layer Security) in the digital world. TLS is a cryptographic protocol that provides secure communication over a computer network. It is widely used to secure online transactions, emails, and other forms of communication. However, with the advancement of technology and the rise of cyber threats, TLS has become obsolete and is no longer able to provide the level of security needed to protect sensitive information. This is where the NSA (National Security Agency) comes in, proposing a new system to replace TLS and enhance the security of online communication. In this article, we will delve deeper into the NSA’s proposal and discuss the potential impact of this new system.
To understand the need for a new system, we need to first understand the limitations of TLS. TLS was first introduced in 1999 and has undergone several updates since then. However, as technology evolves, so do cyber threats. TLS is now vulnerable to various forms of attacks, such as the recently discovered DROWN attack, which allows an attacker to decrypt TLS connections and steal sensitive information. This vulnerability is a cause for concern, especially for the government and businesses that deal with sensitive information. As a result, the NSA has proposed a new system that aims to provide better security and prevent such attacks.
The new system proposed by the NSA is called Quantum-Resistant Secure Communication (QRSC). It is a new cryptographic protocol that uses quantum-resistant algorithms, making it resistant to attacks from quantum computer s. Quantum computers have the ability to solve complex mathematical problems at a much faster rate than traditional computers, making them a potential threat to the security of TLS. By using quantum-resistant algorithms, QRSC aims to provide a higher level of security and prevent attacks from quantum computers.
One of the main advantages of QRSC is its ability to provide forward secrecy. Forward secrecy is a property of a cryptographic system that ensures that if one session key is compromised, it will not affect the security of past or future sessions. This is achieved by generating a new session key for each session, making it difficult for an attacker to decrypt previous communication. This is a significant improvement from TLS, where a compromised session key can potentially compromise the security of all past and future sessions.
Another essential feature of QRSC is its ability to provide post-quantum security. As mentioned earlier, quantum computers pose a significant threat to the security of TLS. With QRSC, this threat is mitigated as it uses quantum-resistant algorithms that are not vulnerable to attacks from quantum computers. This is a crucial aspect, especially for government agencies that handle classified information and require a high level of security.
In addition to providing better security, QRSC also aims to enhance the performance of online communication. With TLS, the encryption and decryption process can sometimes cause a delay in communication, leading to slower performance. This is because TLS uses complex algorithms that require significant computing power. QRSC, on the other hand, uses more efficient algorithms, resulting in faster communication. This is particularly beneficial for businesses that rely on fast and efficient communication to conduct their operations.
One of the most significant concerns raised by the NSA’s proposal is the potential for backdoors. Backdoors are intentional vulnerabilities built into a system that allows unauthorized access by a third party. The NSA has been under scrutiny in the past for allegedly using backdoors in their systems for surveillance purposes. This has raised concerns about the trustworthiness of the QRSC system. However, the NSA has assured that QRSC will be thoroughly tested and reviewed by independent experts to ensure that there are no backdoors. They have also stated that QRSC will be an open-source system, allowing for transparency and increased trust.
The implementation of QRSC will require significant changes in the infrastructure of the internet. This is a massive undertaking, and it will take time and resources to implement the new system. It is also important to note that QRSC will not completely replace TLS but will be used in conjunction with it. This is because not all devices and systems will be able to support QRSC, and TLS will still be needed for communication with these devices. Therefore, a hybrid approach will be used, where QRSC will be used for high-security communication while TLS will be used for other forms of communication.
In conclusion, the proposal by the NSA to replace TLS with QRSC is a significant step towards enhancing the security of online communication. With the rise of cyber threats, it is essential to have a system that can provide better security and prevent attacks from emerging technologies such as quantum computers. However, there are concerns about the trustworthiness of the system, given the NSA’s history with backdoors. It is crucial for the NSA to be transparent and involve independent experts in the development and implementation of QRSC to address these concerns. With proper implementation and testing, QRSC has the potential to provide a much-needed upgrade to the outdated TLS system and ensure the security of online communication in the years to come.
how to download pics from snapchat
How to Download Pics from Snapchat : A Comprehensive Guide
Snapchat is a popular social media platform that allows users to send photos and videos that disappear after a short period. However, many users often wish to save these images for various reasons, be it for memories, sharing with friends, or simply to keep a collection of their favorite snaps. While Snapchat does not provide a built-in feature to save pictures, there are various methods and third-party apps available that allow you to download pics from Snapchat. In this comprehensive guide, we will explore these methods in detail and help you understand how to download pics from Snapchat effectively.
Before we delve into the methods, it is important to note that Snapchat has strict privacy policies, and saving or downloading someone else’s snaps without their consent is considered a violation of their privacy. It is crucial to respect the privacy of others and only download your own snaps or those shared with you willingly.
Method 1: Screenshotting
The easiest and most common method to download pics from Snapchat is by taking a screenshot. When you receive a snap, simply press the home button and the power button (or the volume up button on some devices) simultaneously to capture the screen. However, it is important to note that the sender will be notified if you take a screenshot, which might violate their privacy or trust.
Method 2: Screen Recording
Another way to download pics from Snapchat is by using screen recording apps or built-in screen recording features available on some devices. This method allows you to record the entire screen while viewing the snap, enabling you to save it as a video file. However, similar to screenshots, Snapchat notifies the sender when you record their snaps, so use this method responsibly.
Method 3: Saving Chats
Snapchat also allows users to send and receive text chats, which may include images. You can save these images by simply pressing and holding the chat or image until a pop-up menu appears. From the menu, select “Save in Chat” to download and save the image to your device. This method is useful for saving images shared through direct messages or group chats.
Method 4: Using Third-Party Apps
There are several third-party apps available that claim to help users download pics from Snapchat. These apps often provide additional features and functionalities not available on the official Snapchat app. However, it is important to exercise caution when using third-party apps, as they may compromise your privacy and security. Ensure that you download apps from trusted sources and read reviews before installing them.
Method 5: Snapchat Memories
Snapchat introduced a feature called Memories, which allows users to save and store their snaps within the app itself. To download pics from Snapchat using Memories, follow these steps:
1. Open Snapchat and swipe up from the camera screen to access Memories.
2. Find the snap you want to download and tap on it to open.
3. Tap the three-dot menu icon in the bottom-right corner and select “Save Snap” to save the snap to your Memories.
4. The snap will now be available in the “Camera Roll” or “Saved Snaps” section of Memories.
5. From there, you can export the snap to your device’s gallery or share it with friends.
Method 6: Snapchat Data Download
Snapchat also provides users with the option to download their data, including snaps, stories, and chat history. To download your Snapchat data, follow these steps:
1. Visit the Snapchat website on a web browser and log in to your account.
2. Go to the “My Data” section by clicking on your profile icon in the top-right corner and selecting “Settings.”
3. Scroll down and click on “My Data.”
4. Enter your password and select “Submit Request” to initiate the data download process.
5. Snapchat will send you an email with a link to download your data.
6. Follow the instructions in the email to download and access your Snapchat data, including snaps and images.
Method 7: Snapchat Modded Apps
Modded Snapchat apps are modified versions of the official Snapchat app that offer additional features, including the ability to save snaps without notifying the sender. These apps are available for both Android and iOS devices but require users to download them from unofficial sources. However, it is important to note that using modded apps is a violation of Snapchat’s terms of service and may result in your account being permanently banned.
Method 8: Using Snapchat’s Website
Snapchat’s website allows users to view and save snaps sent to them, even if they have already disappeared from the app. To download pics from Snapchat using the website, follow these steps:
1. Open your web browser and visit Snapchat’s website (www.snapchat.com).
2. Log in to your account using your Snapchat credentials.
3. Click on the chat icon in the bottom-left corner to access your chats.
4. Find the snap you want to download and click on it to open.
5. Right-click on the image and select “Save Image As” or “Save Picture As” to save the snap to your device.
Method 9: Snapchat Modded Camera
Some users have found success in downloading pics from Snapchat by using third-party camera apps that bypass Snapchat’s restrictions. These modded camera apps allow users to capture snaps without the sender being notified. However, similar to modded Snapchat apps, using modded cameras is against Snapchat’s terms of service and may result in consequences.
Method 10: Using Snapchat’s Memories Export
In addition to saving snaps within the app, Snapchat allows users to export their memories data in a format that can be easily downloaded and accessed. To export your Snapchat memories, follow these steps:
1. Open Snapchat and swipe up from the camera screen to access Memories.
2. Tap the three-dot menu icon in the top-right corner and select “Export Snap” or “Export All.”
3. Choose the snaps you want to export or select “All” to export your entire Memories collection.
4. Select the desired format for the export, such as ZIP or PDF.
5. Follow the on-screen instructions to complete the export process.
6. Once the export is ready, you will receive a notification or an email with a link to download the exported snaps.
Conclusion
Downloading pics from Snapchat can be a useful way to preserve memories or share snaps with friends. While Snapchat does not provide a native feature to save snaps, there are various methods and third-party apps available to download pics from Snapchat. However, it is important to use these methods responsibly and respect the privacy of others. Always ensure that you have the sender’s consent before saving or downloading their snaps, as violating someone’s privacy is unethical.
krebs by massive ddos compromised routers
Title: Krebs by Massive DDoS: How Compromised Routers Have Become the Achilles Heel of Internet Security
Introduction:
In recent years, Distributed Denial of Service (DDoS) attacks have become a growing menace to the stability and security of the internet. One infamous incident that exemplifies the destructive potential of such attacks is the Krebs DDoS attack. This article explores the workings of this attack, its consequences, and the role compromised routers play in enabling such devastating cyber assaults. With the aim of providing a comprehensive understanding of this issue, we will delve into the technical aspects of routers, highlight the vulnerabilities they possess, and discuss potential solutions to mitigate these threats.
1. Understanding DDoS Attacks:
A DDoS attack involves overwhelming a target website or online service by flooding it with an enormous volume of illegitimate traffic. The purpose is to exhaust the target’s resources, rendering it inaccessible to legitimate users.
2. The Notorious Krebs DDoS Attack:
The Krebs DDoS attack, named after cybersecurity journalist Brian Krebs, was one of the most potent and sophisticated DDoS attacks ever witnessed. In September 2016, Krebs’ website was targeted by an attack that reached a staggering 620 Gbps, making it one of the largest recorded attacks at that time.
3. The Role of Compromised Routers:
Compromised routers have emerged as the primary enablers of DDoS attacks due to their pervasive presence in the internet infrastructure. Attackers exploit vulnerabilities in these devices to gain control, creating botnets that can execute devastating DDoS attacks.
4. Vulnerabilities in Routers:
Routers act as the bridge between local networks and the internet, making them attractive targets for hackers. Vulnerabilities such as weak default passwords, outdated firmware, and unpatched security flaws make routers susceptible to exploitation.
5. Amplification Attacks:
One technique used in DDoS attacks is amplification, where attackers exploit certain protocols or services on routers to magnify the volume of traffic sent to the target. By using routers as amplifiers, attackers can achieve a significantly larger-scale attack.
6. The Mirai Botnet:
The Krebs DDoS attack was carried out using the Mirai botnet, a network of compromised IoT (Internet of Things) devices. The botnet exploited vulnerable routers, cameras, and other smart devices to flood Krebs’ website with traffic.
7. Impact of the Krebs DDoS Attack:
The Krebs DDoS attack had significant consequences, not only for Brian Krebs but also for the broader internet community. It highlighted the potential for cybercriminals to launch massive attacks that can bring down even well-protected websites, compromising the integrity of online services.
8. Mitigation Strategies:
To address the vulnerabilities in routers and combat DDoS attacks effectively, several mitigation strategies have been proposed. These include implementing stronger authentication mechanisms, regular patching and firmware updates, and improving router security by design.
9. Collaborative Efforts:
As the scale and complexity of DDoS attacks continue to grow, collaborative efforts between internet service providers (ISPs), router manufacturers, and cybersecurity experts are crucial. Sharing threat intelligence, developing standardized security practices, and promoting responsible IoT device management are all vital steps in reducing the impact of DDoS attacks.
10. The Future of Router Security:
To ensure a robust and secure internet infrastructure, continuous research and development in router security are essential. Technologies such as Software-Defined Networking (SDN) and Network Function Virtualization (NFV) offer promising solutions that can enhance router security and mitigate the risks posed by compromised devices.
Conclusion:
The Krebs DDoS attack serves as a stark reminder of the vulnerability of routers and their role in enabling devastating DDoS attacks. As the scale and sophistication of these attacks continue to increase, it is imperative to prioritize router security and implement proactive measures to protect against future threats. By addressing vulnerabilities, promoting collaboration among stakeholders, and leveraging emerging technologies, we can fortify the internet’s infrastructure and ensure a safer online environment for all users.
