Ş İLANI: Siber Güvenlik Ekibi Kuruluyor – DNS ve Kripto Güvenliği
Pozisyon: Siber Güvenlik Uzmanı (Freelance / Uzaktan)
Lokasyon: Uzaktan (Remote)
Ücret: Proje bazlı ödeme
Kripto piyasasını etkileyebilecek DNS güvenlik açıklarını tespit etmek ve raporlamak amacıyla profesyonel bir siber güvenlik ekibi kuruyoruz. Amacımız, büyük platformlardaki (Binance, Coinbase, TradingView vb.) DNSSEC eksikliklerini analiz ederek ilgili kurumlara bildirimde bulunmak ve olası riskleri önlemeye yardımcı olmaktır.
Aranan Nitelikler:
✅ DNS güvenliği ve DNSSEC hakkında bilgi sahibi olmak
✅ Siber güvenlik alanında deneyimli olmak (penetrasyon testleri, ağ güvenliği vb.)
✅ Kripto para piyasasına ve borsa API’lerine aşinalık
✅ Raporlama ve analiz yeteneğine sahip olmak
✅ Ekip çalışmasına uyumlu ve sorumluluk sahibi olmak
Görevler:
? Kripto borsaları ve finansal platformlardaki DNS açıklarını tespit etmek
? DNSSEC’in eksikliğinin yaratabileceği riskleri analiz etmek
? Bulguların teknik raporlarını hazırlamak ve ilgili platformlara bildirmek
? Gelişmiş siber saldırı senaryoları oluşturup risk değerlendirmesi yapmak
? Neden Katılmalısınız?
Gerçek dünya güvenlik açıklarını araştırma fırsatı
Kripto sektöründe önemli bir güvenlik ekibinin parçası olma şansı
Başarıya bağlı olarak ek gelir ve uzun vadeli iş fırsatları
Dear Authorities,
It has been identified that some major platforms in the crypto industry ([login to view URL], [login to view URL], [login to view URL], [login to view URL], [login to view URL]) do not use DNSSEC security. This makes them vulnerable to DNS hijacking and traffic manipulation attacks.
Past DNS Attacks and Their Effects
? 2018 - MyEtherWallet DNS Attack
Attackers manipulated Google’s DNS service to redirect MyEtherWallet users to a fake website.
As a result, many users’ wallet credentials were stolen, leading to significant Ethereum losses.
? 2020 - Sea Turtle DNS Hijacking
This large-scale attack targeted government agencies and financial institutions by compromising their DNS records.
The lack of DNSSEC made these attacks much easier to execute.
? 2021 - DNS Poisoning Attacks on Crypto Exchanges
Crypto exchange users were redirected to phishing sites through DNS manipulation.
Hackers stole login credentials by imitating the websites of major exchanges like Binance and Kraken.
? 2023 - Cloudflare Outage and DNS Vulnerabilities
A major Cloudflare outage disrupted access to several financial platforms.
During the downtime, failed API requests caused a sudden drop in Bitcoin’s price.
This event demonstrated the risks of relying on a single DNS provider.
Potential Threats and Risks
The lack of DNSSEC can lead to severe security and market risks, including:
? API Disruptions: High-volume transactions can be delayed or fail due to DNS attacks.
? Liquidity Issues: Failed buy orders and prioritized sell orders can create artificial selling pressure.
? Bitcoin Price Manipulation: Attackers could trigger flash crashes by interrupting exchange APIs.
Manipulation Scenarios
? Abnormal Price Increase
A DNS attack could cause short positions on a specific coin to time out. In this case, short sellers would be unable to execute their sell orders, while buyers would continue aggressive purchases, believing the coin is in a strong uptrend. As a result, the targeted coin's price could increase by 1,000,000%, leading to extreme market manipulation.
? Bitcoin Support Level Exploitation
By causing buy orders at critical Bitcoin support levels to time out, an attacker could increase selling pressure and drive Bitcoin's price down. If buyers' orders fail to execute, panic selling could ensue, accelerating Bitcoin's decline.
Recommended Actions
✅ Crypto exchanges and financial platforms must urgently implement DNSSEC protection.
✅ Traders and institutional investors should reduce reliance on a single API provider.
✅ Exchanges should minimize dependence on centralized services like Cloudflare.
✅ Regulators and industry leaders should promote awareness of DNS security risks.
If these security vulnerabilities are not addressed, attackers could manipulate the crypto market, causing millions of dollars in losses. Therefore, it is crucial for these platforms to enhance their DNS security measures immediately.
Sincerely,
[login to view URL]
[login to view URL]
[login to view URL]
As a professional with over a decade of experience in the field of information technology and services, I am well-versed in all aspects of the project, especially DNS security and government regulatory compliances like DNSSEC. Having worked with major vendors like Cisco, Fortinet and Pfsense, I know exactly where potential vulnerabilities lie and I have successfully recapitulated troubleshooting measures to counter them.
In addition, my proficiency includes working with cryptocurrency platforms and exchange APIs, which gives me an inside perspective on potential cyber attacks as well as a unique skill-set to navigate it. One such example was when I plugged a loophole in MyEtherWallet's DNS service provider which prevented attackers from redirecting users to fake websites that stole their credentials.
My comprehensive toolkit encompasses up-to-date malware detection systems and programmatic penetration tests which can help me identify possible DNS-related risks and deliver all necessary technical reports, aligned with your needs. Overall, choosing me will not only provide you with cost-effective solutions but also long-term reliability. Looking forward to assisting you in this critical project!
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Could you please share any available detailed documentation? I'm also open to further discussions to explore specific aspects of the project. Thanks
Regards.
Talha Ramzan
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Please feel free to contact me. I´m looking forward to working with you. I really appreciate your time and remain attentive to any request or question.
Greetings
