Paiste also use a secret Bronze alloy in their top-end cymbal ranged, thought to be B12 or B14, adding brightness without much compromise on strength

Some have stated that the secret of concrete was lost for 13 centuries until 1756, when the British engineer John Smeaton pioneered the use of hydraulic lime in concrete, using pebbles and powdered brick as aggregate.

Alice and Bob now use this common secret to encrypt and decrypt their sent and received data.

: This can include confusing or misleading voters about how to vote, violation of the secret ballot, ballot stuffing, tampering with voting machines, destruction of legitimately cast ballots, voter suppression, voter registration fraud, failure to validate voter residency, fraudulent tabulation of results, and use of physical force or verbal intimation at polling places.

However, the U. S. National Security Agency has endorsed ECC by including schemes based on it in its Suite B set of recommended algorithms and allows their use for protecting information classified up to top secret with 384-bit keys.

Chanakya's student Chandragupta Maurya, founder of the Maurya Empire in India, made use of assassinations, spies and secret agents, which are described in Chanakya's Arthasastra.

A master criminal, Fu Manchu's murderous plots are marked by the extensive use of arcane methods ; he disdains guns or explosives, preferring dacoits, Thuggee, and members of other secret societies as his agents armed with knives, or using " pythons and cobras ... fungi and my tiny allies, the bacilli ... my black spiders " and other peculiar animals or natural chemical weapons.

The buildings in the Castle of Otranto, for example, are riddled with underground tunnels, which the characters use to move back and forth in secret.

The legal base and the guidance for the creation of the system of " corrective labor camps " (), the backbone of what is commonly referred to as the " Gulag ", was a secret decree of Sovnarkom of July 11, 1929, about the use of penal labor that duplicated the corresponding appendix to the minutes of Politburo meeting of June 27, 1929.

Details of their existence, design, and use were kept secret well into the 1970s.

The rival BDS engineering group, who had to keep the project's real purpose a secret among themselves, fearing that if David Chandler, the head of the Keyboard Component team, found out about it he would use his influence to get the project killed, eventually came up with a much less expensive alternative.

One of these included the use of the steam indicator which produced an informative plot of the pressure in the cylinder against its volume, which he kept as a trade secret.

Rosenbaum reprised his role of Lex in the two-hour series finale, which aired on May 13, 2011, in which the memory of his immoral life is erased by his half sister Lustessa Lena Luthor before she dies in order to ensure that he cannot use his knowledge of Clark's secret against him.

Many NDAs are unilateral, or one-way agreements, where one party wants to disclose certain information to another party but needs the information to remain secret for some reason, perhaps due to secrecy requirements required to satisfy patent laws or to make sure that the other party does not take and use the disclosed information without compensating the discloser.

One might even use the word as code by members of a secret society.

Bob can then use the same padlock to send his secret reply.

In addition, if Bob were careless and allowed someone else to copy his key, Alice's messages to Bob would be compromised, but Alice's messages to other people would remain secret, since the other people would be providing different padlocks for Alice to use.

The use of the word " secret " in the title " Vatican Secret Archives " does not denote the modern meaning of confidentiality.

During the course of their journeys, the three encounter enemies and obstacles both sacred and profane, including: the Saint of Killers, an invincible, quick-drawing, perfect-aiming, come-lately Angel of Death answering only to " He who sits on the throne "; a disfigured suicide attempt survivor turned rock-star named Arseface ; a serial-killer called the ' Reaver-Cleaver '; The Grail, a secret organization controlling the governments of the world and protecting the bloodline of Jesus ; Herr Starr, ostensible Allfather of the Grail, a megalomaniac with a penchant for prostitutes, who wishes to use Custer for his own ends ; several fallen angels ; and Jesse's own redneck ' family ' — particularly his nasty Cajun grandmother, her mighty bodyguard Jody, and the ' animal-loving ' T. C.

) To generate the keystream, the cipher makes use of a secret internal state which consists of two parts:

Soviet military prosecutors did not use the forged documents against the generals in their secret trial ; they instead relied on false confessions extorted or beaten out of the defendants.

Generally speaking, software is free if the source code is free to use, distribute, modify and study, and proprietary if the source code is kept secret, or is privately owned and restricted.

( That a company plans to use a certain trademark might itself be protectible as a trade secret, however, until the mark is actually made public.

The disadvantages of trade secrets include that " others may be able to legally discover the secret and be thereafter entitled to use it ", " others may obtain patent protection for legally discovered secrets ", and a trade secret is more difficult to enforce than a patent.

One use of equations is in mathematical identities, assertions that are true independent of the values of any variables contained within them.

In the game of insurgence — a lived guerilla war game — it is strategically necessary to use identities and roles.

Unfortunately, the context of social relationships gives these roles and identities the power to define the individual who attempts to use them.

The British Army has made use of regional identities in naming larger formations.

It has been hypothesized that symptoms of DID may be created by therapists using techniques to " recover " memories ( such as the use of hypnosis to " access " alter identities, facilitate age regression or retrieve memories ) on suggestible individuals.

Using this form we can use trigonometric identities to compute the probability of observing ω after r iterations mentioned in the previous section,

The current use of X. 509v3 certificates outside the Directory loaded directly into browsers is problematic, but also necessary for our current global structure for e-commerce as it developed, and before the added security envisioned by the scheduled 2011-2014 implementation of NSTIC, a two to three year project protecting digital identities in cyberspace.

All schools in the city use one mascot as their school identities.

We now use the Pythagorean theorem, the fact that the slope of the curve is equal to the tangent of its angle, and some trigonometric identities to obtain ds in terms of dx:

Each team of Rangers, with a few exceptions, obeys a general set of conventions, outlined at the beginning of Mighty Morphin and implied by mentors throughout many of the other series: Power Rangers may not use their Ranger powers for personal gain or for escalating a fight ( unless forced to do so ), nor may the Power Rangers disclose their identities to the general public.

In theory, online identities can be kept anonymous which enables people to use the virtual community for fantasy role playing as in the case of Second Life's use of avatars.

Alter egos are used by numerous performing artists who use stage or screen personae both to entertain audiences and to explore new identities for themselves.

Typical characteristics of his activism in the 1980s and 1990s included use of group identities ( such as Monty Cantsin ) and collective monikers ( e. g. " Karen Eliot "); overt employment of plagiarism ; pranks and publicity stunts.

Kroskrity reports that these Arizona Tewa men, who culturally identify themselves as Hopi and Tewa, use the different languages to linguistically construct and maintain their discrete ethnic identities.

Next Weyman took a role of both a military attaché from Serbia and a US Navy lieutenant so the identities could use each other as a reference.

The group is characterized by their use of gray jumpsuits and masks of famous pop culture and political figures to hide their identities, which are not revealed until the last home basketball game of their senior year.

Reality becomes more distorted when they use new micro pods given to them by Nader, and gain new identities as workers at a game pod factory.

Most of the more successful systems use lexical statistics ( that is, they consider the identities of the words involved, as well as their part of speech ).

Green's functions for linear differential operators involving the Laplacian may be readily put to use using the second of Green's identities.

Until 2006, the corporation used the font in all its media output ; however, the unveiling of its new idents for BBC One and BBC Two has signalled a shift away from its universal use, as other fonts were used for their respective on-screen identities, but the BBC logo still uses the typeface.

These euphemistic terms were used to describe behaviors, not identities ( recently some fashionable young Chinese tend to euphemistically use the term " brokeback ," 斷背 duanbei to refer to homosexual men, from the success of director Ang Lee's film Brokeback Mountain ).

However, many, especially in the academic world, regard the use of modern labels as problematic, owing to differences in the ways that different societies constructed sexual orientation identities and to the connotations of modern words like " queer.

One may use the trigonometric identities to simplify certain integrals containing radical expressions: