Gary and paul discuss the first system that paul ever broke, whether engineers and architects need to think like the bad guys or not, the decision to put content protection on bluray discs rather. See the complete profile on linkedin and discover pauls. Taking time away from an incredibly busy schedule while attending the recent rsa conference in. Paul kocher, president of cryptography research, inc. Participants, including adi shamir, whitfield diffie, susan landau and ronald rivest, discussed the latest advances and revelations in cryptography, including research areas to watch in 2017 and new threats facing the field of cryptography. Paul kocher moderates cryptographers panel at rsa 2017. But paul kocher s big breakthrough was discovering that software algorithms running on real chips had a vulnerability that nobody else had bothered to think of. Paul kocher, joshua jaffe, and benjamin jun cryptography. Ssl coauthor reflects on crypto success and failure video. Please try not to ask questions that can be answered with a few minutes worth of online. Jun 22, 1998 to the companies in the smart card business, paul kocher may be too smart for their own good. With the team at cryptography research now rambus, i developed and patented side channel countermeasures that have been broadly licensed by makers of secure semiconductor chips and used in over 100 billion chips, ranging from smart. Paul carl kocher born june 11, 1973 is an american cryptographer and cryptography entrepreneur who founded cryptography research, inc. In computer security, a sidechannel attack is any attack based on information gained.
One who uses, studies, or develops cryptographic systems and writings. The numbers man paul kocher, president and chief scientist at cryptography research, has made a career out of using cryptography algorithms to protect companies from fraud and piracy. But the day is coming when cracking those algorithms may be computationally trivial. See the complete profile on linkedin and discover paul s. On the 52nd episode of the silver bullet security podcast, gary chats with paul kocher, president and chief scientist of cryptography. The computer giant wanted to sell software on encrypted discs. He founded cryptography research in 1995, led the company through its. Cryptography is often followed as a kind of arms race, with people who want to make stronger encryption pitted against those who want to break it. To learn about spectre and related speculative execution vulnerabilities, please read the paper or visit here. Code breaker cracks smart cards digital safe the new york. Paul kocher, the president and chief scientist of rambus cryptography research division, moderated the rsa cryptographers panel on february 14, 2017. In 1998, the company cracked security on smart cards by monitoring how. By carefully measuring the amount of time required to perform private key operations, attackers may be able to find fixed diffiehellman exponents, factor rsa keys, and break other cryptosystems.
This was known a differential power analysis or dpa. Paul kocher, president and chief scientist, cryptography research elected to the national academy of engineering in 2009, kochers expertise in encryption research has earned him the trust of many. But paul kochers big breakthrough was discovering that software algorithms running on real chips had a vulnerability that nobody else had bothered to think of. Kocher has designed numerous cryptographic applications and protocols which are.
The national academies press 500 fifth street, nw washington, dc 20001. Paul kocher s home page i am an entrepreneur and researcher focused on cryptography and data security. The strength of todays communications security is based on the complexity of our encryption algorithms. By his sophomore year, kocher was running out of money to pay for his tuition. Paul kocher is unquestionably one of the highestprofile computer and network security experts around. Paul kocher, cryptography researchs president and chief.
Instead of attacking the encryption software, attack the chip on which it runs. I recently uncovered a class of security vulnerabilities arising from the use of speculative execution in microprocessors, which i named spectre. Encryption algorithms can also provide authentication, the assurance that a message came from whom it says it came from. His technical work includes codiscovering the recently disclosed spectre vulnerability, coauthoring the ssltls 3.
Paul kocher, the companys president, is considered one of the rising stars in the world of cryptography, thanks to his design for the ssl v3. Feb 25, 2020 paul kocher is a renowned cryptographer, whose research is focused on the algorithms, hardware and software that underpin the security of modern systems. An active contributor to major conferences and leading security initiatives, paul has designed numerous cryptographic applications and protocols which are successfully deployed in real world systems. Whitfiled diffie the coauthor of, with martin hellman, of the original paper describing the idea of public key cryptography paul kocher who discovered differential power analysis, and the recent spectre vulnerability of speculative execution in processors moxie marlinspike, the founder of signal previously head of security for twitter.
The left peak represents the cpu power variations during the step of the algorithm without multiplication, the right broader peak step with multiplication, allowing an attacker to read bits 0, 1. Cri and served as its president and chief scientist. Cryptographer advises students to learn tools, skills outside. Mar 19, 20 in 1996, paul kocher helped author the ssl 3. Cryptography research founder paul kocher secures the digital frontier by staying. The sheriff of cyber city cryptography research founder paul kocher secures the digital frontier by staying one step ahead of the outlaws. Paul kocher, president and chief scientist of cryptography research, came to prominence in the industry by breaking things. Security expert paul kocher answers, in detail slashdot. Some encryption algorithms can even provide nonrepudiation, a way to prove beyond a doubt say, in a courtroom that a particular sender was the originator of a message. Then i spent a lot of time looking at software security, and realized that.
View paul kochers profile on linkedin, the worlds largest professional community. Paul kocher is a renowned cryptographer, whose research is focused on the algorithms, hardware and software that underpin the security of modern systems. Timing attacks on implementations of diffiehellman, rsa. My technical work in security has included a variety of areas, including.
Kocher, an independent researcher considered a leader in cryptography, has worried over. Cryptography research founder paul kocher secures the digital frontier by staying one step ahead of the outlaws. View paul kocher s profile on linkedin, the worlds largest professional community. Gary chats with paul kocher, president and chief scientist of cryptography research. Writing a computer program is the art of ordering those numerals to perform. I recently left cryptography researchrambus and am taking some time off. Hellman, who now sits on cris board, was throttling back on. Securing electronic systems at their hardware foundation, our embedded security solutions span areas including root of trust, tamper resistance, content protection and trusted provisioning. Paul kocher, joshua jaffe, and benjamin jun cryptography research, inc. Gary and paul discuss the first system that paul ever broke, whether engineers and architects need to think like the bad guys or not, the decision to put content protection on bluray discs rather than the player, and whether pnp. With the team at cryptography research now rambus, i developed and patented side channel countermeasures that have been broadly licensed by makers of secure semiconductor chips and used in over 100 billion chips, ranging from smart cards chips to large microprocessors. A breakdown of security analysis with paul kocher synopsys.
Design challenges srivaths ravi and anand raghunathan nec laboratories america paul kocher cryptography research and sunil hattangady texas instruments inc. Cryptographer definition of cryptographer by the free. Really nice article on crypotographer paul kocher and his company, cryptography research, inc. Timing attacks on implementations of diffiehellman, rsa, dss. Cryptography research president paul kocher sees a long, hard slog between the good guys and the bad guysand how it plays out will surely affect you. Kocher s fourman consulting firm in san francisco has kept big credit card. To learn about spectre and related speculative execution vulnerabilities, please read the. Paul kocher cloud specialist ifs the global enterprise. Paul kocher has gained an international reputation for his research and innovative designs in cryptography. The algorithm, sometimes referred to as single des uses a 56bit key to encrypt blocks. Ask securitycryptography expert paul kocher slashdot.
Kocher sent back security analyses explaining how hackers would steal it. Paul kocher, chief scientist in rambus cryptography research division, sat down with semiconductor engineering to discuss the new threats to security, artificial intelligence and machine learning, and how to engineer a secure system. Cryptography, moores law, and hardware foundations for security. Many modern electronic systemsincluding personal computers, pdas, cell phones, network. This project was supported by the national science foundation under award number cns14194917 and the national institute of standards and technology under award number 60nanb16d311. Paul kocher researcherentrepreneur selfemployed linkedin. From chiptocloudtocrowd, rambus secure silicon ip helps protect the worlds most valuable resource. Part of the lecture notes in computer science book series lncs, volume 1109 abstract. Nov 05, 2015 paul kocher cryptography research division, rambus keynote session icmc 2015 november 5, 2015 cryptography, moores law, and hardware foundations for security. Apr 26, 2018 san francisco cybersecurity researcher paul kocher believes we are all hooked on speed. Managing partner, crosspoint capital partners and program committee. At the time, i could see that major changes in cryptographic knowledge and legal. On the 52nd episode of the silver bullet security podcast, gary chats with paul kocher, president and chief scientist of cryptography research.
May 11, 2015 paul kocher is the president and chief scientist of san franciscobased rambus cryptography research. He did this by measuring the power consumption of the chip, clock cycle by clock cycle. An attempt to decode rsa key bits using power analysis. An active contributor to major conferences and leading security initiatives, paul has designed numerous cryptographic applications and protocols.