Aes code. Choose alerts and notifications.

- ceceww/aes. h>. js port. Once it encrypts these blocks, it joins them together to form the ciphertext. 28 *. The next example will add message authentication (using the AES-GCM mode), then will Let’s illustrate the AES encryption and AES decryption concepts through working source code in Python. This generates a new key and initialization ' vector (IV). So here it is! AES-256 is just a subset of the Rijndael block ciphers. These 16 bytes are arranged in four columns and four rows for processing as a matrix −. Ext. Compare different modes of operation for AES and how to store keys and other elements securely. This version of AES implements the key expansion using an on-the-fly mechanism. c [ plain text] # include"AESAssembly. Some of the more common messages are referenced in this document, but this Feb 4, 2019 · 10. Intro and a little bit of theory Apr 18, 2024 · ACE Appendix D-Export Port Codes. The Advanced Encryption Standard ( AES ), also known by its original name Rijndael ( Dutch I saw loads of questions on stackoverflow on how to implement a simple aes256 example. The next example will add message authentication (using the AES-GCM mode), then will Jun 22, 2022 · The first step of AES 256 encryption is dividing the information into blocks. Symmetric encryption is rapid as compared to asymmetric encryption and are used in systems such as database system. This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems. The block size for AES is 128 bits, and the key size can be 128, 192, or 256 bits. Plaintext: 16 bit. Botan has implemented Rijndael since its very first release in 2001 Hence, AES treats the 128 bits of a plaintext block as 16 bytes. It is a type of symmetric, block cipher encryption and decryption algorithm. government as NIST standard in 2001. HTS import codes may be used, in most cases, with exceptions noted in the AESTIR, Appendix V—HTS Numbers That Cannot Be Reported in AES. Block ciphers operate on fixed sized matrices called "blocks". All customers desiring to install any sign (including motorized signs), antenna, pole, or post within 25 feet of AES Ohio services (power lines, underground cable, poles, transformers, etc. AES is a symmetric key encryption cipher, and it is generally regarded as the "gold standard” for encrypting data . The Advanced Encryption Standard (AES) cipher, also known as “ Rijndael ” is a popular, secure, widely used symmetric key block cipher algorithm, used officially as recommended encryption technology standard in the United States. View your energy use and more! Create a new online account. The longer the key, the more secure the system. Census Bureau require mailers who ship packages internationally to provide Automated Export System Internal Transaction Numbers (AES/ITN) or Exemption Exclusion Legend (EEL) codes on Customs declaration forms. aeas-helpdesk@army. This already let us draw some code. Census Bureau’s Trade Regulations Branch at (800) 549-0595, option 3 or by email at emd. h. Code. 31 * lengths of 128, 192, and 256 bits. Our tool makes sure that every Encryption Key in your list will be unique, and will only be added once. The Advanced Encryption Standard (AES) is a fast and secure form of encryption that keeps prying eyes away from AES, also known as Rijndael, is a block cipher encryption algorithm that has become the industry standard for symmetric key cryptography. Apr 22, 2022 · 3. Simplified AES (S-AES) is an educational tool designed to help students learn the structure of AES using smaller blocks and keys. These files include codes that are not valid in AES. This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. AES Postdeparture Filing The Postdeparture Filing Program allows previously approved companies to report their EEI to the AES within 5 calendar days after the date of export. , 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 7. Oct 27, 2023 · When it comes to cyber security, AES is one of those acronyms that you see popping up everywhere. . We are forced to do some aliasing in this module, because we must conform to an external API but need to do four-byte word manipulations for efficiency Jan 23, 2018 · AESTIR Appendices. One notable feature of Anycript is its ability to handle raw JSON formatting for decrypted data, provided that the input data is in With AES, there are three possible key lengths, 16-bytes, 24-bytes or 32-bytes. 5. This document describes the operational usage of the Automated Export System (AES) and is comprised of several sections. 27 * @section Description. Write better code with AI Code review. Generally FTD - AES - Document Library. National Institute of Standards and Technology (NIST) in 2001, replacing the older Data Encryption Standard (DES). AES Transaction will NOT be exported or was cancelled. Learn more 2023 Community impact report To associate your repository with the aes-algorithm topic, visit your repo's landing page and select "manage topics. x and above versions of aes-js use Uint8Array instead of Array, which reduces code size when used with Browserify (it no longer pulls in Buffer) and is also about twice the speed. An Export License Number, CFR Citation Number or other authorization symbol is required. However, if you need to support browsers older than IE 10, you should continue using version 2. This article shows you a few of Java AES encryption and decryption examples: The code indicates the type of licensing requirements that apply to the export shipment as determined by various government agencies participating in AES. For security best practices this system works the best. There are many different AES block cipher modes that are part of the AES specification. Show hidden characters. The AES is now open. Department of Commerce and the U. The Advanced Encryption Standard (AES) is a specification for the encryption of electronic data published by the U. This saves a number of cycles and also remove almost 1800 registers needed to store the round keys. Advanced Encryption Standard. AES uses input data, secret key, and IV. Apr 13, 2022 · Learn what AES is, how it works, and how to use it in your Python project. An AES Exemption is a code that indicates the reason why you did not need to file electronic export information. Jul 10, 2023 · AES cipher is abbreviated using the key length. It works with key size 128, 192, and 256 bits. Take a few minutes to participate before the window closes on May 28, 2024. Preface. cpp) speedtest - performance speed test (main code will be taken from speedtest/main. There are many types of situations that are exempt. DDTC ITAR Exemptions. WARNING: The site will be down for maintenance all day on July 18th. c. leavenworth. S. American Education Services, 1200 N. As of August 2019, AES is still the recommended algorithm to use so let’s look at how you can use it. Your electric service and the rates you pay are regulated by the Public Utilities Commission of Ohio to make sure AES Ohio can continue providing you with reliable service. AES Ohio relies on customers to notify us when they experience an outage. On-the-fly key generation does not work with decryption. Ciphertext: 16 bit. Electronic Export Information (EEI) is the electronic data filed in the Automated Export System (AES). It takes a lot of equipment and people to power our lives every second of every day. AES is NIST-certified and is used by the US government for protecting "secure” data, which has led to a more general adoption of AES as the standard symmetric key cipher of choice by just about AES Indiana recently completed a significant system upgrade, replacing a 25-year-old system to simplify and enhance customer experiences. AES Encryption and Decryption Online. It is essential for government computer security, cybersecurity and electronic data protection. It uses a valid and similar secret key for both encryption and decryption. The algorithm go through multiple rounds of substitution and Description. We would like to show you a description here but the site won’t allow us. It is important to understand the AES 256 encryption to use mathematical codes for Message Center offers important account information, energy-saving tips and other news. NIST anticipates that the AES will be widely used on a voluntary basis by organizations AES Concordance (Commodity Classification Files) These files contain valid commodity classification codes for use while filing export shipments through AES. 6. That’s because it has become the global standard of encryption and it is used to keep a significant amount of our communications safe. 4 days ago · The AES Encryption algorithm (also known as the Rijndael algorithm) is a symmetric block cipher algorithm with a block/chunk size of 128 bits. HTS import codes may be used, in most cases, with exceptions noted in the AESTIR, Appendix V—HTS Numbers That Cannot Be Reported in AES”. org allows you to generate up to 500 random Encryption Keys from 1 to 500 data bytes, and several cipher types, with their md5 hash and base64 representation. Apr 27, 2009 · It includes the following cyphers: AES-128, AES-192, AES-256, DES, Triple DES, Rabbit, RC4, RC4Drop and hashers: MD5, RIPEMD-160, SHA-1, SHA-256, SHA-512, SHA-3 with 224, 256, 384, or 512 bits. AESPOST USPPI Identification Number—Filer ID Date of Export (mm/dd/yyyy). Customers Affected: 1- 50: 51 - 500: 501 - 2,000 > 2,000: Report Outage ordinances, codes, and AES Ohio standards. Jun 2, 2020 · Java AES encryption and decryption. Jun 20, 2024 · The AES Compliance Report is an important component in this process. Standards AES Standards bring the industry’s engineering teams together to facilitate new technologies, improve performance and ensure interoperability. Symmetric encryption is generally faster and more efficient than asymmetric encryption, which is why it is commonly used for encrypting large amounts of data, such as files or hard drives. This second Solution, number 0691 deals specifically with the Alarm Automation Codes that are generated by or for the 7706-ULF product. IV) ' Decrypt the bytes to a string. AES is a block cipher, which encrypts data in fixed-size blocks. A great example of a good use-case for AES-256 is encrypting all the data on the hard drive of a ' Create a new instance of the Aes ' class. Code file such information through the Automated Export System (AES). The simplest block cipher mode is Electronic Code Book (ECB). algorithm API for symmetric crypto nicely explained by Daniel in one of the question asked by me. 1(a): Public Law 107-228 authorizes the Secretary of Commerce to publish regulation mandating that all persons required to file export information under Chapter 9 of Title 13, U. Description. You may want to look at their Quick-start Guide which is also the reference for the following node. Attachment column arrow image representing sort order (up is ascending, down is descending, and up/down is unsorted. Explanation. Brian Gladman. And from my archive, a basic implementation of AES is as follows: Please refer here with more explanation, I recommend you first understand the algorithm and then try to understand each line step by step. AES operates using block size of 128 bits and symmetric keys of length 128, 160, 192 Nov 9, 2017 · I've implemented AES (128, 192 and 256) in C++ and I'm looking to improve the code to make it not "DIY-crypto-bad", if at all possible. Your billing rate code. For example, an AES cipher using a 256-bit key is abbreviated as AES 256. Written by Douglas Crawford. Therefore, the rule of thumb is to use a 256-bit key. AES, or Advanced Encryption Standard, is a block cipher that encrypts blocks of data in 128 bits. government to protect classified information. The standard comprises three block ciphers, AES-128, AES-192, and AES-256, adopted from a larger collection originally published as Rijndael. js port of crypto-js AES Example - Round 1, Substitution Bytes current State Matrix is 0 B B @ 00 3C6E 47 1F 4E 22 74 0E 08 1B 31 54 59 0B1A 1 C C A substitute each entry (byte) of current state matrix by corresponding entry in AES S-Box for instance: byte 6E is substituted by entry of S-Box in row 6 and column E, i. Aesthetic mappings describe how variables in the data are mapped to visual properties (aesthetics) of geoms. Nov 26, 2001 · Computer Security Standard, Cryptography. 2 10/2022 Export Port Code Removal of deactivated export port codes: 2781, 2782 & 3707 AES Exemption Legend Codes. AES is a symmetric encryption, meaning the same key (password or passphrase) is used for encrypting and decrypting data. 2. cpp) Build commands: AES Indiana. Outage Map: As of July 19, 2024 9:13 pm, there are 7 customers without power. I understand this code is unsuitable for actual cryptographic use and I'd like feedback which focuses more on code style/quality than security related things. 3 11/2022 Export Port Code Adding of new export port codes: 0983 & 3987 for MOT Air 1. The 3. Aug 26, 2020 · AES-128 is a block cypher and as the name says, it operates on blocks of 128 bits (16 bytes). The information collected is necessary to compile the Apr 12, 2021 · It is also important to do security testing before the Java AES is allowed to work. Switch to paperless statements. The next example will add message authentication (using the AES-GCM mode), then Jun 20, 2024 · These files include most current 10-digit HTS import and export codes as well as equivalent codes in other classification systems. cpp) profile - version for profiling with gprof (main code will be taken from dev/main. # ifdefinedUseAESedp/* This module must not be compiled with -fstrict-aliasing. The AES helps all our VA leaders learn what's working well, and what needs to be changed and improved. e. -options="" data-mini-rdoc="ggplot2::aes">aes</a></code> uses non-standard evaluation to capture the variable names. 2 (d) (1) Goods shipped under CBP bond through the US, Puerto Rico, or the US Virgin Islands from one foreign country or area to another where such goods do not enter the consumption channels of the US. Therefore, decryption is the process of transforming this encrypted code back to its original May 9, 2023 · Abstract. For AES these blocks are 4x4 matrices and each element is 1 byte (Hence 16 byte "block size"). AES Dust Compact implementation of AES-128 encryption in C, x86, AMD64, ARM32 and ARM64 assembly. AES downtime Filing Citation—Use only when AES or AES Direct is unavailable. Jan 25, 2021 · Advanced Encryption Standard (AES)-128,192, 256. The key is therefore 24 bytes in size, i. aes() uses non-standard evaluation to capture the variable names. For questions about EEI Filing Requirements, call the U. Appendix B - Transportation Filing Response Messages. Unlike DES, the number of rounds in AES is variable and depends on the length of the key. h instead use EVP. Note that this version of AES only supports encryption. Three members of the Rijndael family arespecified in this Standard: AES-128, AES-192, and AES-256. Note: (1) The key can also be Base64 decoded (AES-128), but this wouldn't produce the posted ciphertext. Appendix F - License and License Exemption Type Codes. NOEEI 30. Learn about the tariffs that make up your electric bill. Have you ever wanted to encrypt some sensitive data? Then you have probably came across various articles about AES (Advanced Encryption Standard). 4. An AES/ITN is a number provided by the U. AES is the industry standard as of now as it allows 128 bit, 192 bit and 256 bits encryption. Create() ' Encrypt the string to an array of bytes. The AESTIR is divided into four parts. Next meter reading date. Postdeparture Citation—Agent, Agent is filing the EEI. Jun 10, 2020 · The posted ciphertext can be reconstructed with the Go code if UTF-8 encoding is used for the key (and plaintext). AES-128/192/256 algorithm for creating a cipher given a 128-bit hexadecimal input message and 128/192/256-bit hexadecimal key. View and pay your bill online. And VA's All Employee Survey, AES, is one of the most important tools we have to learn from you. Some of the most common ones for mailers are listed below. Army Parachute Team (The Golden Knights) • All demonstration parachutist positions are stabilized for an initial period of 48 months upon selection and assignment to the USAPT. AESDOWN Filer ID Date of Export (mm/dd/yyyy) The AES requires a 10-digit code from the Harmonized Tariff Schedule (HTS) or the Schedule B (Export Commodity Classifications). Name Change: BIS License Exemption Code C39 to C53. This allows the initial key expansion to be removed. See full list on github. It was selected for encrypting data. Anycript is a free online tool designed for AES encryption and decryption. Set up auto pay. Aug 12, 2021 · EEI and FTR Exemptions. Effective, April 24, 2006, C39 Computers CTP (Composite Theoretical Performance) has been renamed in AES as C53 APP (Adjusted Peak Performance). Dim encrypted As Byte() = EncryptStringToBytes_Aes(original, myAes. If you are talking about public and private keys, you want an asymmetric encryption algorithm such as RSA. 3. ( aes_q() is an alias to AES. If you need further assistance click here. In cryptography, the Advanced Encryption Standard ( AES ), is a symmetric-key, block cipher [1] algorithm that was selected by the National Institute of Standards and Technology (NIST) in 2001. Please don’t assume we already know about your outage, or count on your neighbors to report it. This versatile tool supports AES encryption in both ECB and CBC modes, accommodating key lengths of 128, 192, and 256 bits. AES users should use the files available from the AES Document Library. askregs@census. AES 7705ii and 8705 Receiver Alarm Automation Codes. for export to a foreign country. Because AES has a 128- bits block size, it divides the information into 4x4 columns of 16 bytes. Table 1. Let's illustrate the AES encryption and AES decryption concepts through working source code in Python. Includes most dynamic PAK keys, and almost all main PAK keys - dippyshere/fortnite-aes-archive Electronic Export Information (EEI) Related Codes/Values The following tables are included in this document: 1. //Key and IV setup. gov . , Harrisburg, PA ; View Mailing Address; 1-800-233-0557 Jul 13, 2021 · AES is a symmetric cipher, which means that a single key is used to encrypt and decrypt the same data. Using myAes As Aes = Aes. Advanced Encryption Standard (AES) is a symmetric encryption algorithm. Choose alerts and notifications. Appendix G - Type of Transportation Service Codes. In 2000, NIST announced the selection of the Rijndael block cipher family as the winner of theAdvanced Encryption Standard (AES) competition. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. Key, myAes. Manage code changes Issues. * AES Encryption Sysytem. cac. It means that the data to be encrypted is converted into blocks Convenient, secure online access to your account. Check out the reason for doing this here OpenSSL using EVP vs. x. Together, these sections define the Automated Export System Trade Interface Requirements (AESTIR) and serve as a reference manual for the AES process. Export Information Codes. The Advanced Encryption Standard (AES) is a Federal Information Processing Standard (FIPS), specifically, FIPS Publication 197, that specifies a cryptographic algorithm for use by U. AES is an Advanced Encryption Standard algorithm. AES Exemption Legend. C++ library. Appendix A - Commodity Filing Response Messages. com Let's illustrate the AES encryption and AES decryption concepts through working source code in Python. h"// Generate object code iff this implementation is requested. ) must contact the Construction Control Center. Jan 2, 2020 · AES, or “Advanced Encryption Standard”, is an encryption specification that uses the Rijndael cipher as its symmetric key ciphering algorithm. To encrypt anything larger than 128 bits, AES uses a block cipher mode. The secret key is generated via a random number or is password-driven. VeraCrypt is a program that gives the option to use AES for encryption. " GitHub is where people build software. The AES Compliance Report displays the details of shipments with unresolved fatal errors including the Shipment Reference Numbers, AES Response Codes and AES Response Narratives. AR 614-200, 5–5. debug - version for debugging (main code will be taken from dev/main. It was selected by the U. DDTC Unit of Measure Codes. Official document of Crypto++ AES is a good start. Get help through informative resources and our Help Desk. AES encrypts a message with a private key, and no one but the key holder can decrypt the message. Learn more about bidirectional Unicode characters. To review, open the file in an editor that reveals hidden Unicode characters. Service entrance on or in buildings May 9, 2023 · One more suggestion from the code you posted above i see you are using the api from aes. #include <stdint. AES3 (2-channel digital audio), AES10 (MADI), AES14 (analog XLR pin-out), AES67 (networked audio) — AES Standards have contributed to your operations, making your work more successful, improved your workflow, and saved your production . Restriction Codes 4 approval, Soldiers will be given AEA Code "G" with a 12-month termination date from date of approval. Foreign Trade Regulations (FTR) Section 3. This information is mandated to be filed through the Automated Export System or ACE AESDirect and is an electronic declaration of merchandise leaving the U. Key Expansion; The next step of AES 256 encryption involves the AES algorithm recreating multiple round keys from the first key using Rijndael’s key schedule. 30 * cipher that can process data blocks of 128 bits, using cipher keys with. aes. /**. Oct 16, 2020 · AES is a block cipher, which just means it operates on blocks of text that are a fixed size — AES has specifically chosen a block size of 128 bits, or 16 bytes. To get the 7-digit code that you'll need, reach Tấn công lựa chọn bản rõ có thể phá vỡ AES 192 và 256 bít với 8 chu trình; AES 128 bít với 7 chu trình (Ferguson et al, 2000). "List of Elements Collected in the Automated Export System". The Advanced Encryption Standard (AES, Rijndael) is a block cipher encryption and decryption algorithm, the most used encryption algorithm in the worldwide. I've implemented AES encryption in C to get more familiar with the language and to understand how encryption works better. AES-192 is applied. generate-random. If your shipment does not fit into these categories, you can check whether other exemptions might apply by looking at 15 We would like to show you a description here but the site won’t allow us. In AES, the block cipher is used. AES. AES Transaction was re-filed and accepted using a NEW shipment reference number. 7th St. ***AES will not accept any new shipments using License Code C39. It converts these individual blocks using keys of 128, 192, and 256 bits. Example: AESPOST 12345678912—987654321 01/01/2017. Trong mật mã học, Advanced Encryption Standard ( tiếng Anh, viết tắt: AES, nghĩa là Tiêu chuẩn mã hóa tiên tiến) là một thuật toán mã hóa khối được chính May 16, 2024 · AESTIR Appendix F - License and License Exemption Type Codes. AES operates on blocks of data, with the block size being 128 C++ implementation of a 128-bit AES encryption/decryption tool. AES can be performed with the following key sizes: 128 bits, 196 bits and 256 bits. 26 *. Explanations are on the back of the bill. Appendix D - Export Port Codes. Help desk email: usarmy. The first example below will illustrate a simple password-based AES encryption (PBKDF2 + AES-CTR) without message authentication (unauthenticated encryption). Refer to FIPS 197 for more details. An Export Control Classification Number (ECCN) may conditionally be required. When you create an AES object, the key size is automatically detected, so it is important to pass in a key of the correct length. Appendix C - ISO Country Codes. IV. 8. Key: 16 bit. These use cryptographic keys of128, 192, and 256 bits to encrypt and decrypt data in blocks of 25 * Inc. 2 (d) (2) The Advanced Encryption Standard (AES) is a symmetric block cipher chosen by the U. License Exceptions. Generate random Encryption key online with hash and Base64. Jun 20, 2024 · The AES requires a 10-digit code from the Harmonized Tariff Schedule (HTS) or the Schedule B (Export Commodity Classifications). 99. The AES processes block of 128 bits using a secret key of 128, 192, or 256 bits. mil For emergency AEAS assistance, please call our help desk at 520-669-3011. AES uses 10 rounds for 128-bit keys, 12 rounds for 192-bit keys and 14 rounds for 256-bit keys. Beginning in April 2012, the AES Compliance Rate was adjusted to include outstanding fatal errors. *** Also Refer to Solution # 0691 – AES 7706-ULF Alarm Reporting Codes ***. I've also been trying to optimize my code, and so far I've go ACE AESDirect User Guide for filing EEI. Jun 20, 2024 · AES Transaction has not been corrected. For classification assistance, please call 800-549-0595, Menu Option 2. Non-feistal block cipher. The AES algorithm is a symmetric block cipher that can encrypt (encipher) and decrypt (decipher) digital information. The Advanced Encryption Standard (AES) specifes a FIPS-approved cryp-tographic algorithm that can be used to protect electronic data. Census Bureau’s Automated Export System (AES Nov 5, 2008 · AES is a symmetric encryption algorithm (encrypt and decrypt key is the same). Created using FIBS-197 standard. Often, you wish to provide a password of arbitrary length, for example, something easy to remember or write down. aes_() and aes_string() require you to explicitly quote the inputs either with "" for aes_string(), or with quote or ~ for aes_() . Report your outage on our website, or call 877-4OUTAGE (877-468-8243) . node-cryptojs-aes is a node. For a complete listing of all data required and the conditions for filing, please refer to the Automated Export System Trade Interface Requirements (AESTIR) document on the public Customs web site under “export” or on the AES section of the Decrypted Text. Please read the STRUCTURE files below to know which calssification systems are included. AES is implemented in software and hardware throughout the world to encrypt sensitive data. mbx. DDTC USML Category Codes. //AES encryption uses a secret key of a variable length (128-bit Aug 17, 2019 · AES Encryption in C# Sat, Aug 17, 2019. In simple terms, encryption turns plain text into code that can only be PHEAA conducts its student loan servicing operations commercially as American Education Services (AES). IV. Share An archive of almost every AES key for Fortnite. cpp) release - version with optimization (main code will be taken from dev/main. APPENDIX D – Export Port Codes AESTIR Part III, Appendix D D-2 Table of Changes: Revision Number Date of Change Section(s) Affected Brief Description of Change 1. AES Transaction has not been corrected. Dec 16, 2022 · The Advanced Encryption Standard (AES) is an algorithm that uses the same key to encrypt and decrypt protected data. 29 * AES is an encryption standard based on Rijndael algorithm, a symmetric block. Appendix E - Commodity Filing Export Information Codes. Advance Encryption Standard-128, 192, or 256 encryption and decryption using 128/192/256-bit hexadecimal key and 128-bit hexadecimal input. For questions about your ACE account, call the ACE Account Service Desk at (866) 530-4172, option 1. MSP430 AES Implementation for embedded 16-bit microcontroller; Gladman AES AES code with optional support for Intel AES NI and VIA ACE by Dr. Service address line and service ID of the location (s) where the electricity was used. , by 9F this leads to new State Matrix 0 B B AES. AES Transaction was filed by an Authorized Agent. Corrections, replacements, and deletion of previously accepted shipments will be Generation/derivation of a key is assumed to be random/secure and should be out of the encryption/decryption code's scope - hashing is just a guarantee that the key The AES Cipher - Concepts. Apr 27, 2020 · Or AES for short, is the most commonly used encryption algorithm nowadays, as it still unbroken. This attack is against AES-256 that uses only two related keys and 2 39 time to recover the complete 256-bit key of a 9-round version, or 2 45 time for a 10-round version with a stronger type of related subkey attack, or 2 70 time for an 11-round version. Attachment. Government organizations to protect sensitive, unclassified information. The U. iu jj xy qg qi qm hc om hm ko