diff --git a/Sources/CryptoSwift/AES.swift b/Sources/CryptoSwift/AES.swift
index f1c5fe6d..e9ddb177 100644
--- a/Sources/CryptoSwift/AES.swift
+++ b/Sources/CryptoSwift/AES.swift
@@ -251,7 +251,7 @@ public final class AES: BlockCipher {
     let rounds = self.variantNr
     let rk = self.expandedKeyInv
 
-    // Save miliseconds by not using `block.toUInt32Array()`
+    // Save milliseconds by not using `block.toUInt32Array()`
     let b00 = UInt32(block[block.startIndex.advanced(by: 0)])
     let b01 = UInt32(block[block.startIndex.advanced(by: 1)]) << 8
     let b02 = UInt32(block[block.startIndex.advanced(by: 2)]) << 16
diff --git a/Sources/CryptoSwift/ASN1/ASN1.swift b/Sources/CryptoSwift/ASN1/ASN1.swift
index e1e289af..a865ddd7 100644
--- a/Sources/CryptoSwift/ASN1/ASN1.swift
+++ b/Sources/CryptoSwift/ASN1/ASN1.swift
@@ -48,7 +48,7 @@ enum ASN1 {
     /// An array of more `ASN1.Node`s
     case sequence(nodes: [Node])
     /// An integer
-    /// - Note: This ASN1 Encoder makes no assumptions about the sign and bit order of the integers passed in. The conversion from Integer to Data is your responsiblity.
+    /// - Note: This ASN1 Encoder makes no assumptions about the sign and bit order of the integers passed in. The conversion from Integer to Data is your responsibility.
     case integer(data: Data)
     /// An objectIdentifier
     case objectIdentifier(data: Data)
diff --git a/Sources/CryptoSwift/CMAC.swift b/Sources/CryptoSwift/CMAC.swift
index 8cdb9b32..c0fc2273 100644
--- a/Sources/CryptoSwift/CMAC.swift
+++ b/Sources/CryptoSwift/CMAC.swift
@@ -86,7 +86,7 @@ public class CMAC: Authenticator {
   // MARK: Helper methods
 
   /**
-   Performs left shift by one bit to the bit string aquired after concatenating al bytes in the byte array
+   Performs left shift by one bit to the bit string acquired after concatenating al bytes in the byte array
    - parameters:
    - bytes: byte array
    - returns: bit shifted bit string split again in array of bytes
diff --git a/Sources/CryptoSwift/StreamDecryptor.swift b/Sources/CryptoSwift/StreamDecryptor.swift
index 51171cf0..125710a8 100644
--- a/Sources/CryptoSwift/StreamDecryptor.swift
+++ b/Sources/CryptoSwift/StreamDecryptor.swift
@@ -66,7 +66,7 @@ final class StreamDecryptor: Cryptor, Updatable {
       plaintext = Array(try finalizingWorker.didDecryptLast(bytes: plaintext.slice))
     }
 
-    // omit unecessary calculation if not needed
+    // omit unnecessary calculation if not needed
     if self.padding != .noPadding {
       self.lastBlockRemainder = plaintext.count.quotientAndRemainder(dividingBy: self.blockSize).remainder
     }
diff --git a/Sources/CryptoSwift/StreamEncryptor.swift b/Sources/CryptoSwift/StreamEncryptor.swift
index 503f3c15..15e68385 100644
--- a/Sources/CryptoSwift/StreamEncryptor.swift
+++ b/Sources/CryptoSwift/StreamEncryptor.swift
@@ -54,7 +54,7 @@ final class StreamEncryptor: Cryptor, Updatable {
       encrypted += self.worker.encrypt(block: chunk)
     }
 
-    // omit unecessary calculation if not needed
+    // omit unnecessary calculation if not needed
     if self.padding != .noPadding {
       self.lastBlockRemainder = encrypted.count.quotientAndRemainder(dividingBy: self.blockSize).remainder
     }