Contents
What is searchable encryption?
Searchable symmetric encryption (SSE) allows a party to privately outsource the storage of data to another party, while maintaining the ability to selectively search through it. When deployed in the cloud, Searchable Symmetric Encryption allows one to query encrypted data without the risk of data leakage.
What is the length of the text encrypted fields?
Normally a text field can accommodate 255 characters but since this is a special field and use an algorithm for encryption so size is limited to 175.
Can Salesforce search encrypted fields?
Salesforce does not allow use of encrypted fields in the WHERE and ORDER BY clauses of a query. These clauses are used in Salesforce Object Query Language (SOQL) and Salesforce Object Search Language (SOSL) queries in BMC Remedyforce code.
How does encrypted data work in MySQL database?
It works by encrypting and decrypting data as it passes between the application and the database, rewriting queries to operate on the encrypted data. and by dynamically adjusting the encryption mode of each column to expose only as much information as needed for the queries the application uses.
How to search a database with encrypted fields?
SEARCH, a scheme that supports keyword searches of the form WHERE column LIKE ‘% word %’. JOIN and OPE-JOIN, variants of DET and OPE that allow values in different columns to be compared with each other. Support equality and range joins respectively.
Is it necessary to encrypt a database server?
If encryption is a suitable security control to implement, this implies that the cryptographic keys used to encrypt/decrypt data are not accessible to the database software. In most cases, it makes sense to keep the application server and database server on separate hardware.
What kind of encryption is used in CryptDB?
The various encryption methods used by CryptDB include: RND, a fully IND-CPA secure encryption scheme which leaks no information about the data (except its presence and, for variable-length types, length) but only allows storage and retrieval, no queries.